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- Author:
- Nazirbay Ibragimov; Mirzoolim Avliyakulov; Normat Durdiev; Steven R. Evett; Farruhjon Gopporov; Nafisa Yakhyoeva
- Source:
- Agricultural water management 2021 v.244 pp. 106538
- ISSN:
- 0378-3774
- Subject:
- Gossypium hirsutum; bolls; cotton; detectors; field capacity; field experimentation; flowering; fruit maturity; fruiting; irrigation rates; irrigation scheduling; irrigation water; lint yield; rhizosphere; seed germination; seed yield; silt loam soils; soil water content; varieties; water requirement; water use efficiency; wetting front; Uzbekistan
- Abstract:
- ... Previous research established growth-stage-specific irrigation scheduling for upland cotton (Gossypium hirsutum L.) in Uzbekistan. We report further investigation of irrigation scheduling for two cotton varieties and its effect on seed-lint yield and irrigation crop water productivity with and without use of a wetting front detector (WFD) to trigger irrigation cessation. A WFD is a device buried i ...
- Handle:
- 10113/7138954
- DOI:
- 10.1016/j.agwat.2020.106538
- https://doi.org/10.1016/j.agwat.2020.106538
- Author:
- Paul R. Grundy; Stephen J. Yeates; Kerry L. Bell
- Source:
- Field crops research 2020 v.255 pp. 107868
- ISSN:
- 0378-4290
- Subject:
- Gossypium hirsutum; Ruta graveolens; administrative management; biomass production; bolls; canopy; cloud cover; compensatory growth; cotton; crop management; cultivars; dry matter partitioning; early flowering; field crops; field experimentation; fruit drop; fruiting; glucose; irrigation; late flowering; light intensity; lint yield; monsoon season; paper; radiation use efficiency; research; shade; sowing date; tropics
- Abstract:
- ... Growth and reproductive structure retention in cotton (Gossypium hirsutum) is dependent on light intensity, which is often irregular in tropical environments due to shading from cloudiness associated with the monsoon. The objective of this study was to evaluate the potential effects that cloudiness-induced reproductive organ abscission and compensatory responses might have on cotton growth, partit ...
- DOI:
- 10.1016/j.fcr.2020.107868
- https://doi.org/10.1016/j.fcr.2020.107868
- Author:
- Yu Ren; Yanhua Meng; Wenjiang Huang; Huichun Ye; Yuxing Han; Weiping Kong; Xianfeng Zhou; Bei Cui; Naichen Xing; Anting Guo; Yun Geng
- Source:
- Remote Sensing 2020 v.12 no.11 pp. -
- ISSN:
- 2072-4292
- Subject:
- Gossypium hirsutum; bolls; cotton; leaves; mechanical harvesting; prediction; reflectance; remote sensing; spatial data; spraying; vegetation index
- Abstract:
- ... The application of chemical harvest aids to defoliate leaves and ripen bolls plays a significant role in the once-over machine harvest of cotton (Gossypium hirsutum L.) fields. The boll opening rate (BOR) is a key indicator for the determination of harvest aid spraying times. However, the most commonly used method to determine BOR is manual investigation, which is subjective and cannot have a holi ...
- DOI:
- 10.3390/rs12111712
- https://doi.org/10.3390/rs12111712
- Author:
- Shangpeng Sun; Changying Li; Peng W. Chee; Andrew H. Paterson; Yu Jiang; Rui Xu; Jon S. Robertson; Jeevan Adhikari; Tariq Shehzad
- Source:
- ISPRS journal of photogrammetry and remote sensing 2020 v.160 pp. 195-207
- ISSN:
- 0924-2716
- Subject:
- Gossypium hirsutum; algorithms; bolls; cotton; crop yield; data collection; management systems; phenotype; photogrammetry; solar radiation
- Abstract:
- ... Three-dimensional high throughput plant phenotyping techniques provide an opportunity to measure plant organ-level traits which can be highly useful to plant breeders. The number and locations of cotton bolls, which are the fruit of cotton plants and an important component of fiber yield, are arguably among the most important phenotypic traits but are complex to quantify manually. Hence, there is ...
- DOI:
- 10.1016/j.isprsjprs.2019.12.011
- CHORUS:
- 10.1016/j.isprsjprs.2019.12.011
- https://doi.org/10.1016/j.isprsjprs.2019.12.011
5. Using leaf sodium concentration for screening sodicity tolerance in cotton (Gossypium hirsutum L.)
- Author:
- Shiming Liu; Greg Constable; Warwick Stiller
- Source:
- Field crops research 2020 v.246 pp. 107678
- ISSN:
- 0378-4290
- Subject:
- Gossypium hirsutum; agronomic traits; bolls; cotton; early flowering; fiber quality; field crops; field experimentation; leaves; phenotype; phytomass; research; roots; salt tolerance; sampling; screening; sodic soils; sodium; soil sodicity; stems
- Abstract:
- ... The ability of a plant to maintain low Na concentration is a critical component for its tolerance to salt affected soil stresses. Leaf Na concentration was investigated to understand its usefulness in screening of cotton for tolerance to soil sodicity and to assess its effect on agronomic performance. A set of family lines and high yield lines with low and high leaf Na concentration were tested in ...
- DOI:
- 10.1016/j.fcr.2019.107678
- https://doi.org/10.1016/j.fcr.2019.107678
- Author:
- Dipak T. Nagrale; Shailesh P. Gawande; Nandini Gokte-Narkhedkar; Vijay N. Waghmare
- Source:
- European journal of plant pathology 2020 v.158 no.1 pp. 251-260
- ISSN:
- 0929-1873
- Subject:
- Gossypium hirsutum; Pantoea dispersa; aseptic conditions; bolls; cotton; farmers; pathogenicity; plant pathogenic bacteria; surveys; India
- Abstract:
- ... During 2018–19, unusually higher incidences of inner cotton boll rot were reported in farmers’ fields from cotton growing tracts of Maharashtra. Extensive survey was conducted to investigate these instances of boll rot. An unusual emerging problem in cotton has been associated with reduced boll development and yield. Green bolls with and without any sign of damage were collected from farmers field ...
- DOI:
- 10.1007/s10658-020-02071-0
- https://doi.org/10.1007/s10658-020-02071-0
- Author:
- Michael J. Brewer; James P. Glover
- Source:
- Crop protection 2019 v.119 pp. 214-218
- ISSN:
- 0261-2194
- Subject:
- Leptoglossus phyllopus; Pentatomidae; bolls; branches; cotton; flowers; insects; risk; water stress; Texas
- Abstract:
- ... Leaffooted bug, Leptoglossus phyllopus (L.) (Hemiptera: Coreidae), has been observed on late-season cotton in south Texas and elsewhere in USA. Field-collected leaffooted bugs were caged on cotton in 2013 and 2014 to characterize symptoms and distribution of boll injury within the cotton plant and within the context of the insect's late-season occurrence (about 5 nodes above white flower). Boll in ...
- DOI:
- 10.1016/j.cropro.2019.02.003
- https://doi.org/10.1016/j.cropro.2019.02.003
- Author:
- Mahrukh Zubair; Ayesha Latif; Abdul Qayyum Rao; Saira Azam; Naila Shahid; Tahir Rehman Samiullah; Aneela Yasmeen; Ahmad Ali Shahid; Idrees Ahmad Nasir; Tayyab Husnain
- Source:
- Molecular biotechnology 2019 v.61 no.9 pp. 663-673
- ISSN:
- 1073-6085
- Subject:
- Arabidopsis thaliana; Aspergillus niger; Bacillus thuringiensis; Gossypium hirsutum; Helicoverpa armigera; Pectinophora gossypiella; bioassays; bolls; cell walls; cotton; demethylation; genes; genetic vectors; insect pests; insect resistance; leaves; methanol; mortality; pectinesterase; pectins; plantlets; promoter regions; quantitative polymerase chain reaction; toxicity; toxins; transgenic plants
- Abstract:
- ... The prevalence of insect resistance against Bt toxins has led to the idea of enhancing demethylation from cell wall pectin by pectin methylesterase enzyme for overproduction of methanol which is toxic to insects pests. The AtPME and AnPME fragments ligated into pCAMBIA1301 vector were confirmed through restriction digestion with EcoR1 and BamH1. Excision of 3363 bp fragment from 11,850 bp vector c ...
- DOI:
- 10.1007/s12033-019-00192-4
- https://doi.org/10.1007/s12033-019-00192-4
9. The Cotton Boll: Temporal Susceptibility of the Boll Wall to Stylet Penetration by Hemipteran Pests
- Author:
- Jesus F. Esquivel; Lori L. Hinze
- Source:
- Crop science 2019 v.59 no.3 pp. 1211-1221
- ISSN:
- 0011-183X
- Subject:
- Acrosternum hilare; Euschistus servus; Euschistus tristigmus; Gossypium herbaceum; Gossypium hirsutum; Lygus lineolaris; Nezara viridula; Oebalus pugnax; Piezodorus guildinii; Pseudatomoscelis seriatus; Thyanta custator; bolls; cash crops; cotton; disease transmission; flowering; insect pests; monitoring; pathogens; stylets
- Abstract:
- ... Cotton (Gossypium hirsutum L.) is a high‐value cash crop that is injured by various hemipteran insects, including lygus bugs (mirids) and stink bugs (pentatomids). Stink bugs can transmit pathogens that cause seed and boll rot of cotton, and lygus bugs can also transmit pathogens. However, the temporal susceptibility to breaching of the boll wall by stink bugs and related species was unknown. Our ...
- DOI:
- 10.2135/cropsci2018.08.0528
- https://doi.org/10.2135/cropsci2018.08.0528
- Author:
- Paul R. Grundy; Stephen J. Yeates; Kerry L. Bell
- Source:
- Field crops research 2020 v.254 pp. 107790
- ISSN:
- 0378-4290
- Subject:
- Gossypium hirsutum; administrative management; bolls; canopy; correlation; cotton; cultivars; early flowering; fiber quality; field crops; field experimentation; fruit drop; fruiting; irrigation; late flowering; light intensity; lint yield; monsoon season; research; shade; solar radiation; sowing date; temperature; tropics; yield components
- Abstract:
- ... Growth and reproductive structure development in cotton (Gossypium hirsutum) is dependent on light intensity, which is often irregular in tropical environments due to shading from cloudiness associated with the monsoon. The objective of this study was to evaluate the effects of cloudiness on reproductive organ abscission and how subsequent compensatory organ replacement, with the provision of irri ...
- DOI:
- 10.1016/j.fcr.2020.107790
- https://doi.org/10.1016/j.fcr.2020.107790
- Author:
- Xiao-Qiang Wang; Tom W. Allen; Hui Wang; Daniel G. Peterson; Robert L. Nichols; Aixin Liu; Xiang-Dong Li; Peng Deng; David Jia; Shi-En Lu
- Source:
- Plant disease 2019 v.103 no.3 pp. 422-429
- ISSN:
- 0191-2917
- Subject:
- Gossypium hirsutum; Xanthomonas citri; bacteria; blight; bolls; cotton; financial economics; leaves; monitoring; pathogens; plant tissues; planting seed; protocols; quantitative polymerase chain reaction; races; seed-borne diseases; seeds
- Abstract:
- ... Bacterial blight, historically a seed-borne disease of cotton (Gossypium hirsutum) is caused by Xanthomonas citri pv. malvacearum, resulted in significant economic losses prior to development of resistant varieties and implementation of acid-delinting of planting seed. Periodic outbreaks have been associated with seed since the early twentieth century; of note, the disease has experienced a resurg ...
- DOI:
- 10.1094/PDIS-07-18-1150-RE
- https://doi.org/10.1094/PDIS-07-18-1150-RE
- Author:
- R. Pande; V. Shah; P. Verma
- Source:
- African entomology 2019 v.27 no.2 pp. 403-409
- ISSN:
- 1021-3589
- Subject:
- Bacillus thuringiensis; Gossypium hirsutum; Helicoverpa armigera; bolls; cotton; crops; eggs; feces; females; flowers; frass; host plants; insect control; insecticides; insects; integrated pest management; larvae; leaves; methanol; myristic acid; palmitic acid; pests; semiochemicals; stearic acid; transgenic plants; volatile organic compounds
- Abstract:
- ... Globally Helicoverpa armigera, a polyphagous pest of many economic crops, has developed resistance to almost all groups of insecticides presently in used for its control. In cotton, its larvae cause severe damage and feeds on all plant parts including young leaves, square, flowers and bolls which in turn cause economic damage. Recent reports on development of its resistance to transgenic cotton wh ...
- DOI:
- 10.4001/003.027.0403
- https://doi.org/10.4001/003.027.0403
- Author:
- Bolang Chen; Qinghui Wang; Heike Bücking; Jiandong Sheng; Jia Luo; Zhongping Chai; Arjun Kafle; Yinying Hou; Gu Feng
- Source:
- Crop & pasture science 2019 v.70 no.4 pp. 344-358
- ISSN:
- 1836-5795
- Subject:
- Gossypium hirsutum; biomass production; bolls; cotton; fine roots; genetic variation; genotype; hydroponics; phosphorus; soil; surface area
- Abstract:
- ... Low availability of phosphorus (P) is a major constraint to production of cotton (Gossypium hirsutum L.). The extent to which genotypic variation in root traits exists or contributes to P-acquisition efficiency (PAE) in cotton is unknown. To assess genetic variation in PAE, the biomass and P-acquisition characteristics of 32 cotton genotypes were evaluated in a hydroponic experiment. Significant g ...
- DOI:
- 10.1071/CP18324
- https://doi.org/10.1071/CP18324
- Author:
- Linjie Ma; Fanxuan Kong; Zhi Wang; Ying Luo; Xiaobing Lv; Zhiguo Zhou; Yali Meng
- Source:
- Field crops research 2019 pp. -
- ISSN:
- 0378-4290
- Subject:
- Gossypium hirsutum; biochar; biomass; bolls; canopy; carbon; cotton; crop production; developmental stages; field crops; field experimentation; fields; nitrogen; nutrient availability; phosphorus; photosynthesis; potassium; research; root growth; soil nutrients; soil temperature; soil water content; straw; topsoil; yields; China
- Abstract:
- ... Crop production is greatly affected by the applications of straw and straw-biochar. However, the responses of cotton (Gossypium hirsutum L.) growth and yield to different straw returning modes with an equivalent carbon (C) input are still unclear. A four-year field experiment was conducted to investigate the effects of different straw returning modes on the soil temperature, soil water content, so ...
- DOI:
- 10.1016/j.fcr.2019.107616
- https://doi.org/10.1016/j.fcr.2019.107616
- Author:
- Jesus F. Esquivel
- Source:
- Entomologia experimentalis et applicata 2019 v.167 no.4 pp. 323-329
- ISSN:
- 0013-8703
- Subject:
- Acrosternum hilare; Euschistus servus; Gossypium hirsutum; Oebalus pugnax; Piezodorus guildinii; bolls; cotton; disease transmission; mechanics; models; plague; stylets
- Abstract:
- ... Stink bugs (Hemiptera: Pentatomidae) and related species continue to plague cotton, Gossypium hirsutum L. (Malvaceae), worldwide. Stink bugs utilize their stylets (housed within the rostrum) to feed upon cotton bolls and transmit pathogens that cause seed and boll rot of cotton. Stylet penetration potential of stink bugs is influenced by species and recent observations indicated a phenomenon where ...
- DOI:
- 10.1111/eea.12782
- https://doi.org/10.1111/eea.12782
16. Transmission of Cotton Seed and Boll Rotting Bacteria by the Verde Plant Bug (Hemiptera: Miridae)
- Author:
- James P. Glover; Enrique G. Medrano; Thomas Isakeit; Michael J. Brewer
- Source:
- Journal of economic entomology 2019 v.113 no.2 pp. 793-799
- ISSN:
- 0022-0493
- Subject:
- Creontiades; Gossypium; Serratia marcescens; adults; antibiotic resistance; bolls; cotton; cottonseed; disease transmission; field experimentation; insects; plant pathogenic bacteria; rifampicin; vigor; Texas
- Abstract:
- ... Field experiments and supporting laboratory work were conducted to characterize the ability of the verde plant bug, Creontiades signatus (Distant), a boll-feeding sucking bug, to transmit a cotton seed and boll rot bacterial pathogen, Serratia marcescens (Bizio) (Enterobacteriales: Enterobacteriaceae). Serratia marcescens was originally isolated from bolls infested with verde plant bug in south Te ...
- DOI:
- 10.1093/jee/toz334
- https://doi.org/10.1093/jee/toz334
- Author:
- Babasaheb B. Fand; V. S. Nagrare; Vrushali Deshmukh; B. V. Naikwadi; Nandini Gokte-Narkhedkar; V. N. Waghmare
- Source:
- Phytoparasitica 2020 v.48 no.1 pp. 25-33
- ISSN:
- 0334-2123
- Subject:
- Gossypium hirsutum; Pectinophora gossypiella; adults; artificial diets; bioassays; bolls; bracts; cotton; eggs; fecundity; females; hatching; host plants; insects; laboratory rearing; larvae; morphometry; nutritional status; phenology; pupae
- Abstract:
- ... A simple and inexpensive method that uses freshly excised green bolls (~10 d old) of cotton (Gossypium hirsutum L.) is developed for laboratory rearing of pink bollworm, Pectinophora gossypiella (Saunders). The adult females of pink bollworm preferred to lay eggs on the bracts and sometimes also on the rind of bolls, either singly or in a group of 2–3 eggs. The larvae fed and pupated within the bo ...
- DOI:
- 10.1007/s12600-019-00779-2
- https://doi.org/10.1007/s12600-019-00779-2
- Author:
- Travis W. Witt; Mauricio Ulloa; Mathew G. Pelletier; Venugopal Mendu; Glen L. Ritchie
- Source:
- Euphytica 2018 v.214 no.7 pp. 123
- ISSN:
- 0014-2336
- Subject:
- DNA; Gossypium hirsutum; agronomic traits; bolls; cotton; crops; cultivars; drought tolerance; ethyl methanesulfonate; fiber quality; fruiting; gene pool; genetic variation; irrigation rates; lint yield; models; mutagens; point mutation; rain; Texas
- Abstract:
- ... The Texas High Plains often has extended periods between rainfall events, which can lead to a reduction in the yield and fiber quality of cotton (Gossypium hirsutum L.). It is known that cultivated cotton suffers from low levels of genetic diversity due to the over-use in breeding of similar gene pools, which may hinder breeding for drought tolerance. In this study, for the first time the novel va ...
- DOI:
- 10.1007/s10681-018-2206-3
- https://doi.org/10.1007/s10681-018-2206-3
- Author:
- Mumuni Abudulai; Emmanuel Boachie Chamba; Jerry Asalma Nboyine; Ramson Adombilla; Iddrisu Yahaya; Ahmed Seidu; Foster Kangben
- Source:
- Agriculture & food security 2018 v.7 no.1 pp. 81
- ISSN:
- 2048-7010
- Subject:
- Bacillus thuringiensis; Chrysoperla carnea; Coccinella undecimpunctata; Gossypium hirsutum; Lepidoptera; bolls; cost benefit analysis; cotton; crop yield; farmers; flower buds; food security; insecticides; lacewings; natural enemies; pests; risk; savannas; transgenic plants; Ghana
- Abstract:
- ... BACKGROUND: Cotton (Gossypium hirsutum L.) cultivation in Ghana is constrained by bollworms that damage squares (flower buds) and developing bolls, resulting in loss in seed cotton yield. Control of these insects is heavily dependent on insecticides that are costly and also pose health and environmental risks to users. Potential alternative control strategies have focused on using cotton genetical ...
- DOI:
- 10.1186/s40066-018-0232-y
- https://doi.org/10.1186/s40066-018-0232-y
- Author:
- S. Chohan; M. Abid
- Source:
- Plant disease 2019 v.103 no.1 pp. 151
- ISSN:
- 0191-2917
- Subject:
- DNA; Dianthus caryophyllus; Fusarium equiseti; Fusarium incarnatum; Gossypium hirsutum; agar; bales; bolls; bracts; color; conidia; cotton; culture media; ethanol; fungal growth; fungi; genes; internal transcribed spacers; leaves; lesions (plant); mycelium; pathogen identification; pathogenicity; peptide elongation factors; photoperiod; polymerase chain reaction; salmon; sodium hypochlorite; stigma; streptomycin; sulfates; summer; surveys; sutures; Pakistan
- Abstract:
- ... Cotton (Gossypium hirsutum L.) is grown on over 2.8 million hectares in Pakistan with approximately 12.8 million bales annual production (Pakistan Economic Survey, 2013 to 2014, http://www.finance.gov.pk). During the summers of 2015, 2016, and 2017, symptoms associated with boll rot were regularly observed in cotton-growing areas in the southern Punjab. The initial symptoms on cotton bolls include ...
- DOI:
- 10.1094/PDIS-02-18-0314-PDN
- https://doi.org/10.1094/PDIS-02-18-0314-PDN
- Author:
- J. Hu; U. Handique; E. R. Norton
- Source:
- Plant disease 2018 v.102 no.8 pp. 1663
- ISSN:
- 0191-2917
- Subject:
- DNA primers; Gossypium hirsutum; Sclerotinia sclerotiorum; agar; ambient temperature; bolls; canopy; cotton; crop production; cultivars; culture media; fungi; highlands; host range; internal transcribed spacers; leaves; lettuce; mycelium; pathogenicity; pinto beans; polymerase chain reaction; relative humidity; ribosomal DNA; sclerotia; soil; stem blight; stems; streptomycin; wilting; Arizona
- Abstract:
- ... Upland (Gossypium hirsutum L.) and Pima (G. barbadense L.) cotton are economically important throughout the southwestern United States. In August 2017, canopy wilting and boll rot symptoms were observed on upland cultivar Dyna-Gro 3109B2XF planted in Cochise County, Arizona. The affected field area was 8 ha with approximately 10% incidence of the disease. Limbs in proximity to the soil appeared to ...
- DOI:
- 10.1094/PDIS-12-17-1897-PDN
- https://doi.org/10.1094/PDIS-12-17-1897-PDN
- Author:
- Estela Reis de Andrade; Francisco José Lima Aragão
- Source:
- Agri Gene 2018 v.9 pp. 24-26
- ISSN:
- 2352-2151
- Subject:
- Anthonomus grandis grandis; Arabidopsis thaliana; Gossypium hirsutum; actin; bolls; corolla; cotton; crop production; fluorometry; genes; insect resistance; insecticides; insects; leaves; ovules; pests; pollen; promoter regions; roots; tissues; transgenic plants; North America; South America
- Abstract:
- ... Efforts have been made to engineer cotton to achieve resistance to the boll weevil, which is one of the most important pests impacting cotton production in the Americas. The insects feed on flowers and immature cotton bolls. Strategies for expressing insecticide proteins must be associated with a strong expression in these tissues. The expression of the gus gene driven by the ACT2 promoter from Ar ...
- DOI:
- 10.1016/j.aggene.2018.07.002
- https://doi.org/10.1016/j.aggene.2018.07.002
- Author:
- Zhanfeng Si; Hui Liu; Jiankun Zhu; Jiedan Chen; Qiong Wang; Lei Fang; Fengkai Gao; Yue Tian; Yali Chen; Lijing Chang; Bingliang Liu; Zegang Han; Baoliang Zhou; Yan Hu; Xianzhong Huang; Tianzhen Zhang
- Source:
- Journal of experimental botany 2018 v.69 no.10 pp. 2543-2553
- ISSN:
- 1460-2431
- Subject:
- Gossypium barbadense; Gossypium hirsutum; alleles; bolls; branches; branching; cotton; crop production; cultivars; flowering; fruiting; loci; molecular cloning; mutants; phenotype; plant architecture; plant density; planting density; point mutation; tetraploidy; tomatoes
- Abstract:
- ... In cotton, the formation of fruiting branches affects both plant architecture and fiber yield. Here, we report map-based cloning of the axillary flowering mutation gene (GbAF) that causes bolls to be borne directly on the main plant stem in Gossypium barbadense, and of the clustered boll mutation gene (cl₁) in G. hirsutum. Both mutant alleles were found to represent point mutations at the Cl₁ locu ...
- DOI:
- 10.1093/jxb/ery093
- PubMed:
- 29547987
- PubMed Central:
- PMC5920339
- https://doi.org/10.1093/jxb/ery093
- Author:
- James P. Glover; Gregory A. Sword; Michael J. Brewer
- Source:
- Environmental entomology 2019 v.48 no.5 pp. 1234-1240
- ISSN:
- 0046-225X
- Subject:
- Acrosternum hilare; Gossypium hirsutum; bolls; bracts; branches; cotton; fluorescence; fruiting; imagos; insects; leaves; sampling
- Abstract:
- ... Sampling methods for detecting stink bugs are intensive, time-consuming, and yield variable results. In a 2-yr mark-release-observe experiment, over 500 adult green stink bugs, Chinavia hilaris (Say) (Hemiptera: Pentatomidae), were used to test for variation in nocturnal and diurnal insect distribution patterns on cotton. Field-collected stink bugs were marked or unmarked with nontoxic fluorescent ...
- DOI:
- 10.1093/ee/nvz102
- https://doi.org/10.1093/ee/nvz102
25. Recording within-cotton distribution of plant bug injury using plant mapping computer-based tools
- Author:
- Darwin J. Anderson; Michael J. Brewer; Robert D. Bowling; Juan A. Landivar
- Source:
- Crop protection 2018 v.112 pp. 220-226
- ISSN:
- 0261-2194
- Subject:
- Creontiades; Gossypium hirsutum; bolls; branches; cotton; fruiting bodies; insects; monitoring; planting date; protocols
- Abstract:
- ... Plant mapping has been included and evolving in cotton (Gossypium hirsutum L. [Malvales: Malvaceae]) research and management for over 100 years. Here we describe the structure and use of a plant mapping program (PMAPplus) that includes capabilities to record and manage insect injury to fruiting bodies by position and branch, compare it to existing programs (COTMAN and PMAP), and illustrate its use ...
- DOI:
- 10.1016/j.cropro.2018.06.003
- https://doi.org/10.1016/j.cropro.2018.06.003
- Author:
- Athanasios G. Mavromatis; Chrysanthi I. Pankou; Dimitrios N. Vlachostergios; Ioannis N. Xynias; Dimitrios G. Roupakias
- Source:
- Euphytica 2018 v.214 no.10 pp. 179
- ISSN:
- 0014-2336
- Subject:
- Abelmoschus esculentus; Gossypium barbadense; Gossypium hirsutum; Hibiscus syriacus; Malus sylvestris; Malva sylvestris; agronomic traits; aneuploidy; autogamy; bolls; chromosome aberrations; climatic factors; cotton; flowers; genetic analysis; germplasm; hybrids; interspecific hybridization; okra; ovules; pollen; pollinators; quantitative trait loci
- Abstract:
- ... Cotton although is an autogamous species could be cross pollinated under favorable climate conditions and/or in the presence of pollinators. The coexistence of cotton with Malvaceae species raises questions on the possibility pollen to be exchanged among Malvaceae species and on the resulted consequences. The present work was undertaken to evaluate the in situ response of cotton flowers (G.hirsutu ...
- DOI:
- 10.1007/s10681-018-2257-5
- https://doi.org/10.1007/s10681-018-2257-5
- Author:
- Jinha Jung; Murilo Maeda; Anjin Chang; Juan Landivar; Junho Yeom; Joshua McGinty
- Source:
- Computers and electronics in agriculture 2018 v.152 pp. 74-81
- ISSN:
- 0168-1699
- Subject:
- Gossypium hirsutum; bioinformatics; bolls; breeding; breeding programs; canopy; cotton; data collection; genotype; lint yield; mechanical harvesting; phenotype; remote sensing; screening
- Abstract:
- ... Recent advances in molecular breeding and bioinformatics have greatly accelerated the screening of large sets of genotypes. Development of field-level phenotyping, however, still lags behind and is considered by many as the main bottleneck to improved efficiency in breeding programs. Unmanned Aerial System (UAS) and sensor technology available today enables collection of data at high spatial and t ...
- DOI:
- 10.1016/j.compag.2018.06.051
- https://doi.org/10.1016/j.compag.2018.06.051
- Author:
- Meiling Zhang; Xianliang Song; Hong Ji; Zhenlin Wang; Xuezhen Sun
- Source:
- Cellulose 2017 v.24 no.2 pp. 1087-1097
- ISSN:
- 0969-0239
- Subject:
- Gossypium hirsutum; bolls; carbon; cellulose; color; cotton; cultivars; dry matter accumulation; flowering; harvest index; leaves; micronaire; photosynthesis; seeds
- Abstract:
- ... Assays were conducted to examine the photosynthesis of stem leaves and subtending leaves of cotton bolls, the fiber-quality parameters length, strength and micronaire, and dry matter accumulation in fibers, seeds and burs during fiber development in the colored cotton cultivars ZX-1 and G-7 and the white cotton cultivar LMY28. The results showed that fiber-quality parameters were all lower in ZX-1 ...
- DOI:
- 10.1007/s10570-016-1139-z
- https://doi.org/10.1007/s10570-016-1139-z
- Author:
- Hesheng Yao; Yali Zhang; Xiaoping Yi; Wenqing Zuo; Zhangying Lei; Longlong Sui; Wangfeng Zhang
- Source:
- Field crops research 2017 v.203 pp. 192-200
- ISSN:
- 0378-4290
- Subject:
- Gossypium hirsutum; bolls; canopy; cotton; dry matter accumulation; leaf area index; leaves; light intensity; nitrogen content; photosynthesis; plant density; row spacing
- Abstract:
- ... Plant density is a common practice for optimizing canopy photosynthetic capacity and improving cotton (Gossypium hirsutum L.) yield. The objective of this study was to evaluate the effects of plant density (14.5, 19.5 and 29 plants m−2 were adjusted by wide, medium and narrow row spacing, respectively) on canopy apparent photosynthetic use efficiency of light (CAPLUE) and N (CAPNUE), dry matter ac ...
- DOI:
- 10.1016/j.fcr.2016.12.018
- https://doi.org/10.1016/j.fcr.2016.12.018
- Author:
- Dalila Rendon; Mary E.A. Whitehouse; Phillip W. Taylor
- Source:
- Entomologia experimentalis et applicata 2016 v.158 no.2 pp. 170-183
- ISSN:
- 0013-8703
- Subject:
- Bacillus thuringiensis; Gossypium hirsutum; Helicoverpa armigera; Lycosidae; agroecosystems; biological control; bolls; cotton; females; foraging; instars; juveniles; larvae; males; minimum tillage; moths; overwintering; predatory arthropods; pupae; resistance management; risk; soil; toxins; transgenic plants
- Abstract:
- ... Larvae of the cotton bollworm, Helicoverpa armigera (Hübner) (Lepidoptera: Noctuidae) that survive on genetically modified Bt cotton (Gossypium hirsutum L., Malvaceae) contribute to the risk of widespread resistance to Bt toxins. Current resistance management techniques include pupae busting, which involves deep tilling of the soil to kill overwintering pupae. Unfortunately, pupae busting runs cou ...
- DOI:
- 10.1111/eea.12390
- https://doi.org/10.1111/eea.12390
- Author:
- C. Owen Gwathmey; Michael P. Bange; Rose Brodrick
- Source:
- Field crops research 2016 v.191 pp. 41-53
- ISSN:
- 0378-4290
- Subject:
- bolls; cotton; data collection; fiber quality; heritability; managers; planting; prediction
- Abstract:
- ... The timing of cotton crop maturity is a major determinant of yield, fiber quality, and net returns. Yet there is surprisingly little consensus on the definition of crop maturity in cotton and no standard method of measuring its timing. This review provides a composite definition of crop maturity consisting of physiological and harvest maturity, plus an agronomic maturity date at which the crop is ...
- DOI:
- 10.1016/j.fcr.2016.01.002
- https://doi.org/10.1016/j.fcr.2016.01.002
- Author:
- Manpreet-Singh Manpreet-Singh; Jaskarn S. Mahal; Harminder S. Sidhu; Gursahib S. Manes; Mangi L. Jat; Yadvinder-Singh Yadvinder-Singh
- Source:
- Applied engineering in agriculture 2016 v.32 no.4 pp. 341-352
- ISSN:
- 0883-8542
- Subject:
- Gossypium hirsutum; Triticum aestivum; bolls; cotton; energy use and consumption; farmers; fertilizers; field capacity; fuels; furrows; genotype; grain yield; no-tillage; planting; prototypes; row spacing; seed germination; seedbed preparation; sowing; strip tillage; tractors; wheat
- Abstract:
- ... Wheat planting after cotton is usually delayed due to late cotton picking and time necessary for seedbed preparation, resulting in low wheat yield. Few farmers sow wheat through broadcasting in standing cotton for timely sowing except on a small scale. This methodology also has limitations of poor germination and low fertilizer use efficiency. To study feasibility of relay seeding of wheat in cott ...
- DOI:
- 10.13031/aea.32.11251
- https://doi.org/10.13031/aea.32.11251
- Author:
- R.A. Hameed; S. Ajum; M.N. Afzal
- Source:
- Cercetări agronomice în Moldova 2017 v.50 no.2 pp. 51-56
- ISSN:
- 2067-1865
- Subject:
- Gossypium hirsutum; application rate; biomass; bolls; cost benefit analysis; cotton; cultivars; glyphosate; paraquat; sowing; weed control; yield components; Pakistan
- Abstract:
- ... Weed control management has a vital role in increasing cotton yield and yield components. In cotton crop weed, infestation may harm significant growth and yield loses. To control the weeds under field conditions in cotton crop, different herbicides were selected with different dose levels. Response of various post emergence herbicides at different levels, i.e. Round up 490 G/L at the rate of 4.7 L ...
- DOI:
- 10.1515/cerce-2017-0014
- https://doi.org/10.1515/cerce-2017-0014
- Author:
- Ioannis T. Tsialtas; Sergey Shabala; Demetrios Baxevanos; Theodora Matsi
- Source:
- Field crops research 2016 v.193 pp. 94-103
- ISSN:
- 0378-4290
- Subject:
- flowering; gas exchange; cations; carbon; nutrients; carbon dioxide; correlation; growers; stomatal conductance; irrigation; Gossypium hirsutum; fertilizer application; isotopes; sodium; fiber quality; leaves; cultivars; calcium; leaf area; soil; leaf water potential; physiological response; potassium; temperature; bolls; Mediterranean climate; cotton; potassium fertilizers; flowers; magnesium; growing season; lint yield
- Abstract:
- ... The aim of this work was to study the physiological, yield and quality responses of two upland cotton cultivars (Greek and Australian), grown on light-textured soil under irrigated, Mediterranean conditions, to three potassium levels (0, 80, 160kgK2Oha−1). Despite its pivotal role in plant physiology and growth, K supplementation is often neglected by growers due to high cost and complexity with i ...
- DOI:
- 10.1016/j.fcr.2016.03.010
- https://doi.org/10.1016/j.fcr.2016.03.010
- Author:
- H. Karar; M. Shahid; S. Ahamad
- Source:
- Cercetări agronomice în Moldova 2016 v.49 no.1 pp. 29-39
- ISSN:
- 2067-1865
- Subject:
- Aleyrodidae; Gossypium hirsutum; Pectinophora gossypiella; bolls; breeding; buds; cotton; crop yield; cultivars; fiber quality; flowers; fruiting; genotype; germplasm; insect pests; instrumentation; leaves; manual harvesting; staple (fibers); viruses; Pakistan
- Abstract:
- ... Cotton (Gossypium hirsutum) is known as important commodity globally. The experiment was conducted at Cotton Research Station, Multan, Punjab-Pakistan, to evaluate resistance of nine innovative cotton cultivars against insect pest complex were used along with their fiber traits, economic yield and virus incidence. Population of jassid, whitefly and thrips was recorded by using leaf turn method, bo ...
- DOI:
- 10.1515/cerce-2016-0003
- https://doi.org/10.1515/cerce-2016-0003
- Author:
- Francis P. F. Reay-Jones; Jeremy K. Greene; D. Ames Herbert; Alana L. Jacobson; George G. Kennedy; Dominic D. Reisig; Phillip M. Roberts
- Source:
- Journal of economic entomology 2017 v.110 no.4 pp. 1563-1575
- ISSN:
- 0022-0493
- Subject:
- Frankliniella fusca; Frankliniella occidentalis; Frankliniella tritici; Gossypium hirsutum; Neohydatothrips variabilis; Thrips tabaci; adults; bolls; canopy; cotton; flowers; insect pests; leaves; neonicotinoid insecticides; seedlings; selection pressure; species diversity; Alabama; Georgia; North Carolina; South Carolina; Virginia
- Abstract:
- ... A 2-yr study in cotton (Gossypium hirsutum L.) was conducted to determine the abundance and species composition of thrips (Thysanoptera: Thripidae) on different plant parts throughout the season in Alabama, Georgia, North Carolina, South Carolina, and Virginia. Plant parts sampled included seedlings, terminals with two expanded leaves, leaves from the upper, middle, and lower sections of the canop ...
- DOI:
- 10.1093/jee/tox131
- https://doi.org/10.1093/jee/tox131
- Author:
- Byrd Seth A.; Collins Guy D.; Culpepper A. Stanley; Dodds Darrin M.; Edmisten Keith L.; Wright David L.; Morgan Gaylon D.; Baumann Paul A.; Dotray Peter A.; Manuchehri Misha R.; Jones Andrea; Grey Timothy L.; Webster Theodore M.; Davis Jerry W.; Whitaker Jared R.; Roberts Phillip M.; Snider John L.; Porter Wesley M.
- Source:
- Weed technology 2015 v.30 no.3 pp. 601-610
- ISSN:
- 0890-037X
- Subject:
- 2,4-D; Gossypium hirsutum; bolls; corn; cotton; cultivars; developmental stages; epinasty; leaves; soybeans; vegetative growth; weeds
- Abstract:
- ... The anticipated release of Enlistᵀᴹ cotton, corn, and soybean cultivars likely will increase the use of 2,4-D, raising concerns over potential injury to susceptible cotton. An experiment was conducted at 12 locations over 2013 and 2014 to determine the impact of 2,4-D at rates simulating drift (2 g ae ha⁻¹) and tank contamination (40 g ae ha⁻¹) on cotton during six different growth stages. Growth ...
- DOI:
- 10.1614/WT-D-15-00191.1
- https://doi.org/10.1614/WT-D-15-00191.1
- Author:
- Fábio R. Echer; Ciro A. Rosolem
- Source:
- European journal of agronomy 2015 v.65 pp. 18-26
- ISSN:
- 1161-0301
- Subject:
- Gossypium hirsutum; bolls; cloud cover; cotton; crop yield; cultivars; fiber quality; flowering; fruit maturity; irrigation; phenology; photosynthesis; plant density; planting date; row spacing; shade; shade tolerance; sowing date
- Abstract:
- ... Carbohydrate production and reproductive structure development in cotton (Gossypium hirsutum) depends on light availability, a determinant of cotton yield. Light availability is decreased by cloud cover or self-shading when cotton plants are grown in dense populations. The objective of this study was to evaluate the effects of shading during cotton growth and its interactions with plant row spacin ...
- DOI:
- 10.1016/j.eja.2015.01.001
- https://doi.org/10.1016/j.eja.2015.01.001
- Author:
- Saravanan Kumar; Mogilicherla Kanakachari; Dhandapani Gurusamy; Krishan Kumar; Prabhakaran Narayanasamy; Padmalatha Kethireddy Venkata; Amolkumar Solanke; Savita Gamanagatti; Vamadevaiah Hiremath; Ishwarappa S. Katageri; Sadhu Leelavathi; Polumetla Ananda Kumar; Vanga Siva Reddy
- Source:
- Plant biotechnology journal 2016 v.14 no.6 pp. 1438-1455
- ISSN:
- 1467-7644
- Subject:
- Gossypium hirsutum; Helicoverpa armigera; biosynthesis; bolls; cotton; enzymes; ethylene; gene expression regulation; genes; hormones; insect pests; jasmonic acid; lipids; pest resistance; photosynthesis; plant response; protein synthesis; proteome; proteomics; quantitative polymerase chain reaction; signal transduction; transcription factors; transcriptome; transcriptomics
- Abstract:
- ... Cotton bollworm, Helicoverpa armigera, is a major insect pest that feeds on cotton bolls causing extensive damage leading to crop and productivity loss. In spite of such a major impact, cotton plant response to bollworm infection is yet to be witnessed. In this context, we have studied the genome‐wide response of cotton bolls infested with bollworm using transcriptomic and proteomic approaches. Fu ...
- DOI:
- 10.1111/pbi.12508
- PubMed:
- 26799171
- PubMed Central:
- PMC5066800
- https://doi.org/10.1111/pbi.12508
- Author:
- Niamatullah Khan; Khalid Usman; Fazal Yazdan; Saleem Ud Din; Sadia Gull; Sohrab Khan
- Source:
- Archiv für Acker- und Pflanzenbau und Bodenkunde 2015 v.61 no.5 pp. 581-597
- ISSN:
- 1476-3567
- Subject:
- Gossypium hirsutum; adverse effects; bolls; conventional tillage; cotton; crop yield; early development; farmers; field experimentation; no-tillage; plowing; production costs; reduced tillage; risk; soil properties; spatial distribution; wheat
- Abstract:
- ... Farmers normally practice conventional tillage ((CT), disk plowing, cultivator, rotavator, and leveling) in cotton (Gossypium hirsutum L.) with 15 cm intra-row spacing to avoid risks of poor plant stand and obtain higher yield. However, CT is costly besides it has adverse effects on soil and crop when sown after wheat. Conservation tillage [zero tillage (ZT) or reduced tillage (RT)] with suitable ...
- DOI:
- 10.1080/03650340.2014.947284
- https://doi.org/10.1080/03650340.2014.947284
- Author:
- Z. Siddique; K. P. Akhtar; A. Hameed; I. Ul-Haq; M. Y. Ashraf; N. Sarwar; M. K. R. Khan
- Source:
- Journal of plant pathology 2015 v.97 no.3 pp. 483-490
- ISSN:
- 1125-4653
- Subject:
- Cotton leaf curl Burewala virus; Gossypium hirsutum; bolls; chlorophyll; cotton; fluorescence; gas exchange; genotype; greenhouse experimentation; leaf area; leaf curling; leaves; photosynthesis; physiological response; plant diseases and disorders; plant growth; plant viruses; stomatal conductance; viruses; water use efficiency
- Abstract:
- ... The effect of Cotton leaf curl Burewala virus (CLCuBuV) on cotton growth, yield, photosynthetic gas exchange, chlorophyll fluorescence and chlorophyll contents was studied in susceptible (CIM-496 and NIAB-111 from Gossypium hirsutum) and tolerant (Ravi from G. arboreum and Co Tiep Khac from G. herbaceum) cotton genotypes under glasshouse condition through artificial inoculation. Compared to the no ...
- DOI:
- 10.4454/JPP.V97I3.024
- https://doi.org/10.4454/JPP.V97I3.024
- Author:
- Shuwen Zhang; Ting Wang; Quan Liu; Xiang Gao; Xiefei Zhu; Tianzhen Zhang; Baoliang Zhou
- Source:
- Euphytica 2015 v.203 no.1 pp. 121-144
- ISSN:
- 0014-2336
- Subject:
- Gossypium hirsutum; bolls; chromosome mapping; cotton; epistasis; fiber quality; genetic variation; lint yield; marker-assisted selection; phenotype; plant breeding; quantitative trait loci; seed yield
- Abstract:
- ... Quantitative trait locus (QTL) mapping lays the foundation for marker-assisted selection (MAS) for lint yield and fiber quality in cotton (Gossypium hirsutum). Boll-related traits affect yield and fiber quality, but few studies have focused on boll-related traits. Here, we detected QTLs related to cotton boll, yield and fiber quality traits using intraspecific F₂and F₂:₃populations from the cross ...
- DOI:
- 10.1007/s10681-014-1281-3
- https://doi.org/10.1007/s10681-014-1281-3
- Author:
- Ullah Najeeb; Michael P. Bange; Brian J. Atwell; Daniel K.Y. Tan
- Source:
- Procedia Environmental Sciences 2015 v.29 pp. 85-86
- ISSN:
- 1878-0296
- Subject:
- Gossypium hirsutum; bolls; cotton; field experimentation; flooded conditions; flowering; fruit drop; fruiting; irrigation scheduling; leaves; light intensity; lint yield; nitrogen; photons; photosynthesis; rain; soil; summer
- Abstract:
- ... Under the current climatic variability, extreme weather events with multiple stresses have become more frequent. Cotton, a relatively waterlogging sensitive crop, often experiences significant yield losses under persistent summer rainfall followed by extended cloudy weather. In two years of field experiments, we studied individual and interactive effects of soil waterlogging (WL) and shade on cott ...
- DOI:
- 10.1016/j.proenv.2015.07.171
- https://doi.org/10.1016/j.proenv.2015.07.171
- Author:
- J.E. Mellon; C.P. Mattison; C.C. Grimm
- Source:
- Physiological and molecular plant pathology 2015 v.92 pp. 38-41
- ISSN:
- 0885-5765
- Subject:
- Aspergillus flavus; Gossypium hirsutum; bolls; cotton; fungal proteins; fungi; hydrolases; liquid chromatography; maceration; pectate lyase; peptides; polyacrylamide gel electrophoresis; proteolysis; tandem mass spectrometry
- Abstract:
- ... Cotton bolls (Gossypium hirsutum) were inoculated with Aspergillus flavus to investigate extracellular hydrolases produced during infection. Fungal proteins from the infection site were isolated and analyzed by SDS-PAGE. Protein bands were excised and analyzed by liquid chromatography-tandem mass spectrometry (LC-MS/MS). We identified several proteins including an exoglucanase 1 precursor (AFL2G_0 ...
- DOI:
- 10.1016/j.pmpp.2015.08.002
- https://doi.org/10.1016/j.pmpp.2015.08.002
- Author:
- P.S. Shera; Ramesh Arora; Pritpal Singh
- Source:
- Crop protection 2015 v.71 pp. 51-59
- ISSN:
- 0261-2194
- Subject:
- Amrasca biguttula; Araneae; Bacillus thuringiensis; Bemisia tabaci; Chrysopidae; Coccinellidae; Earias; Gossypium hirsutum; Thrips tabaci; bolls; cotton; females; fruiting bodies; genes; genotype; hybrids; insect pests; oviposition; predators; shoots; transgenic plants
- Abstract:
- ... Four Bt cotton (Gossypium hirsutum L.) hybrids, each with one of four different events, viz., MRC 6301 Bt (cry1Ac gene), JKCH 1947 Bt (modified cry1Ac gene), NCEH 6R Bt (fusion cry1Ac/cry1Ab gene) and MRC 7017 Bollgard II (cry1Ac and cry2Ab genes) were evaluated along with their respective isogenic non-Bt genotypes against Earias spp., sucking insect pests, and predators in 2010 and 2011. Female o ...
- DOI:
- 10.1016/j.cropro.2015.01.022
- https://doi.org/10.1016/j.cropro.2015.01.022
- Author:
- Audie S. Sciumbato; Scott A. Senseman; Greg L. Steele; James M. Chandler; Joe T. Cothren; I. W. Kirk
- Source:
- Plant health progress 2014 v.15 no.2 pp. 67-73
- ISSN:
- 1535-1025
- Subject:
- 2,4-D; Gossypium hirsutum; bolls; cotton; environmental factors; growth retardation; plant damage; vegetative growth; Texas
- Abstract:
- ... Research comparing the effects of five reduced 2,4-D rates on cotton growth, node development, and yield after herbicide exposure at the 4- to 6-leaf stage was conducted at the Texas A&M Field Laboratory near College Station, Texas in 2001, 2002, and 2003. These data were used with those from previous research quantifying 2,4-D injury to correlate yield loss. Yearly environmental conditions during ...
- DOI:
- 10.1094/PHP-RS-13-0108
- https://doi.org/10.1094/PHP-RS-13-0108
- Author:
- Brett Brett Runion; B. B. Watts
- Source:
- Crop management 2014 v.13 no.1 pp. 1-11
- ISSN:
- 1543-7833
- Subject:
- Gossypium hirsutum; ammonium sulfate; bolls; cotton; crop yield; defoliation; fertilizer application; leaching; nitrous oxide; plant growth; polymer-coated urea; poultry manure; production technology; runoff; urea; urea ammonium sulfate; Alabama
- Abstract:
- ... The use of enhanced-efficiency N fertilizers (EENFs) in row crop agriculture has not been well studied despite increasing interest in these N sources to increase crop yield while also decreasing N loss. Therefore, a field study was conducted in Central Alabama from 2009 to 2011 to compare EENFs to standard N sources in a high-residue conservation cotton production system. Nitrogen fertilizer sourc ...
- Handle:
- 10113/5490060
- DOI:
- 10.2134/cm-2013-0050-RS
- https://doi.org/10.2134/cm-2013-0050-RS
- Author:
- Jianlong Dai; Weijiang Li; Wei Tang; Dongmei Zhang; Zhenhuai Li; Hequan Lu; A. Egrinya Eneji; Hezhong Dong
- Source:
- Field crops research 2015 v.180 pp. 207-215
- ISSN:
- 0378-4290
- Subject:
- Gossypium hirsutum; biomass; bolls; correlation; cotton; dry matter accumulation; field experimentation; fruiting; harvest index; leaf area index; leaves; lint yield; plant density; sowing
- Abstract:
- ... Cotton (Gossypium hirsutum L.) yield under extensive field management across a certain range of plant population densities can be stabilized by manipulating the number of bolls and boll weight, but little is known of similar yield stability under intensive management and how the yield stability is achieved by dry matter accumulation and partitioning under various plant densities. A field experimen ...
- DOI:
- 10.1016/j.fcr.2015.06.008
- https://doi.org/10.1016/j.fcr.2015.06.008
- Author:
- Shenghao Gu; Jochem B. Evers; Lizhen Zhang; Lili Mao; Siping Zhang; Xinhua Zhao; Shaodong Liu; Wopke van der Werf; Zhaohu Li
- Source:
- Annals of botany 2014 v.114 no.4 pp. 877-887
- ISSN:
- 0305-7364
- Subject:
- Gossypium hirsutum; bolls; branches; branching; canopy; cotton; environmental factors; flowers; indeterminate growth; intercropping; leaf area index; leaf development; lint yield; mepiquat; models; nutrients; plant architecture; plant density; plant response; prediction; pure stands; vegetative growth; weather; wheat
- Abstract:
- ... Background and Aims Cotton (Gossypium hirsutum) has indeterminate growth. The growth regulator mepiquat chloride (MC) is used worldwide to restrict vegetative growth and promote boll formation and yield. The effects of MC are modulated by complex interactions with growing conditions (nutrients, weather) and plant population density, and as a result the effects on plant form are not fully understoo ...
- DOI:
- 10.1093/aob/mct309
- PubMed:
- 24489020
- PubMed Central:
- PMC4156114 [Available on 09/01/15]
- https://doi.org/10.1093/aob/mct309
- Author:
- Juan Zhao; Wenqin Bai; Qiwei Zeng; Shuiqing Song; Mi Zhang; Xianbi Li; Lei Hou; Yuehua Xiao; Ming Luo; Demou Li; Xiaoying Luo; Yan Pei
- Source:
- Molecular breeding 2015 v.35 no.2 pp. 232
- ISSN:
- 1380-3743
- Subject:
- cotton; plant breeding; growth and development; Gossypium hirsutum; transgenic plants; fruiting; cottonseed; gene expression regulation; oils; photosynthesis; cytokinins; genes; lint yield; field experimentation; branches; seed yield; fiber quality; bolls; leaves
- Abstract:
- ... Cotton is the leading natural fiber crop in the world. Cotton seeds are also an important oil and protein source. However, enhancement of fiber abundance usually leads to a smaller seed. Thus, it has become a challenge for cotton breeding to concurrently increase fiber yield and seed yield. To improve cotton yield, we elevated the endogenous cytokinin level in transgenic cotton by constitutive sup ...
- DOI:
- 10.1007/s11032-015-0232-6
- PubMed:
- 25653571
- PubMed Central:
- PMC4309883
- https://doi.org/10.1007/s11032-015-0232-6
- Author:
- A. Ali; T. Khalik; A. Ahmad
- Source:
- Cercetări agronomice în Moldova 2014 v.47 no.1 pp. 31-37
- ISSN:
- 2067-1865
- Subject:
- Gossypium hirsutum; bolls; branches; cotton; cultivars; flowers; irrigation scheduling; leaf area index
- Abstract:
- ... The experiment was conducted to investigate the effects of different regimes of irrigation schedule on various vegetative and reproductive stages of cotton crop. The results showed that irrigation effect was non significant for number of plants m-2, while I₄ treatment produced maximum number of monopodial branches 2.18, but statistically it was at par with I₃, I₅. I₄ treatment showed maximum numbe ...
- DOI:
- 10.2478/cerce-2014-0004
- https://doi.org/10.2478/cerce-2014-0004
- Author:
- Jie Kuai; Zhaowei Liu; Youhua Wang; Yali Meng; Binglin Chen; Wenqing Zhao; Zhiguo Zhou; Derrick M. Oosterhuis
- Source:
- Plant science 2014 v.223 pp. 79-98
- ISSN:
- 0168-9452
- Subject:
- Gossypium hirsutum; bolls; branches; chlorophyll; cotton; flooded conditions; flowering; fruiting; gene expression; gene expression regulation; genes; leaves; photosynthesis; ribulose-bisphosphate carboxylase; ribulose-bisphosphate carboxylase activase; sucrose; sucrose synthase; sucrose-phosphate synthase; vegetative growth; water content
- Abstract:
- ... The work explored sucrose metabolism in the leaves subtending the cotton boll (SBL) and its role in boll weight after waterlogging in cotton. Results showed that net photosynthesis rate (Pn), relative water content, contents of Chlorophyll a and Chlorophyll b, initial ribulose-1,5-bisphosphate carboxylase-oxygenase (Rubisco) activity and cytosolic fructose-1, 6-bisphosphatase (cy-FBPase) activity ...
- DOI:
- 10.1016/j.plantsci.2014.03.010
- https://doi.org/10.1016/j.plantsci.2014.03.010
- Author:
- Barman Apurba K.; Parajulee Megha N.
- Source:
- Journal of economic entomology 2013 v.106 no.3 pp. 1209-1217
- ISSN:
- 0022-0493
- Subject:
- Gossypium hirsutum; Lygus hesperus; bolls; cotton; fiber quality; fruit set; insecticides; insects; irrigation; lint yield; plant damage; rearing; Texas
- Abstract:
- ... A 3-yr field study quantified the compensatory ability of cotton (Gossypium hirsutum L.) to preflower fruit damage by Lygus hesperus Knight in the Texas High Plains under limited irrigation. Experiments were designed to achieve varying levels of preflower fruit loss by augmenting Lygus bug populations using nymphal bugs reared in a laboratory colony. Treatments included 1) three bugs per plant (3P ...
- Author:
- M.B. Jahedi; F. Vazin; M.R. Ramezani
- Source:
- Cercetari agronomice in Moldova 2013 v.46 no.4 pp. 31-38
- ISSN:
- 2067-1865
- Subject:
- Gossypium hirsutum; bolls; cotton; cropping systems; cultivars; fiber quality; herbicide resistance; lint yield; production costs; row spacing; weed control
- Abstract:
- ... Modern cotton (Gossypium hirsutum L.) cultivars with herbicide resistance have rejuvenated an interest in narrow row cotton production, primarily because of the reduction of weed control problems encountered in the past with narrow row systems. While the primary goal of narrow row cotton is to reduce production costs, an agronomic and physiological evaluation of this cropping system is also needed ...
- DOI:
- 10.2478/v10298-012-0101-y
- https://doi.org/10.2478/v10298-012-0101-y
- Author:
- Michael P Bange; Robert L Long
- Source:
- Textile research journal v.83 no.6 pp. 651-658
- ISSN:
- 1746-7748
- Subject:
- Gossypium hirsutum; bolls; branches; cotton; fabrics; fineness; fruiting; manual harvesting; mechanical harvesting; regression analysis; textile fibers
- Abstract:
- ... Neps are fiber entanglements created during the mechanical processing of cotton and are often associated with immature fibers. Even in small amounts neps can affect textile quality and cotton marketability. Machine harvesting, lower fiber linear density (fineness), and more immature bolls at harvest are factors that contribute to neps. However, it is not clear whether differences in fiber linear d ...
- DOI:
- 10.1177/0040517512461704
- https://doi.org/10.1177/0040517512461704
- Author:
- Khalid Usman; Niamatullah Khan; Muhammad Umar Khan; Fazal Yazdan Saleem; Abdur Rashid
- Source:
- Archiv für Acker- und Pflanzenbau und Bodenkunde 2014 v.60 no.4 pp. 519-530
- ISSN:
- 1476-3567
- Subject:
- Gossypium hirsutum; Torrifluvents; Triticum aestivum; adverse effects; bolls; conservation tillage; conventional tillage; cotton; crop yield; cropping systems; field experimentation; fineness; micronaire; nitrogen; silty clay soils; soil organic matter; wheat; Pakistan
- Abstract:
- ... Growing cotton (Gossypium hirsutum L.) after wheat (Triticum aestivum L.) is an important cropping system in Pakistan. However, numerous tillage practices commonly applied for cotton production are not productive. Conservation tillage may optimize cotton yield and quality if nitrogen (N) is not a limiting factor. Field experiments were conducted on silty clay soil (Hyperthermic, and Typic Torriflu ...
- DOI:
- 10.1080/03650340.2013.812201
- https://doi.org/10.1080/03650340.2013.812201
- Author:
- Chase Snowden; Glen Ritchie; Justin Cave; Wayne Keeling; Nithya Rajan
- Source:
- Agronomy journal 2013 v.105 no.6 pp. 1536-1544
- ISSN:
- 0002-1962
- Subject:
- Gossypium hirsutum; bolls; branches; cotton; cultivars; drought; fruiting; heat; irrigation rates; micronaire; High Plains (United States); Texas
- Abstract:
- ... The boll distribution characteristics of upland cotton (Gossypium hirsutum L.) cultivars are related to cotton maturity and can interact with environment and management practices to determine yield and fiber quality. The boll distributions of six cotton cultivars under four irrigation levels were compared in 2011 and 2012 on the Texas High Plains. In 2011, a year of severe drought and heat, all cu ...
- DOI:
- 10.2134/agronj2013.0084
- https://doi.org/10.2134/agronj2013.0084
- Author:
- Brewer Michael J.; Armstrong J. Scott; Parker Roy D.
- Source:
- Journal of economic entomology 2013 v.106 no.3 pp. 1310-1316
- ISSN:
- 0022-0493
- Subject:
- Creontiades; Gossypium hirsutum; bolls; cotton; cultivars; insects; models; pest monitoring; plant damage; plant response; regression analysis; Texas
- Abstract:
- ... The ability to monitor verde plant bug, Creontiades signatus Distant (Hemiptera: Miridae), and the progression of cotton, Gossypium hirsutum L., boll responses to feeding and associated cotton boll rot provided opportunity to assess if single in-season measurements had value in evaluating at-harvest damage to bolls and if multiple in-season measurements enhanced their combined use. One in-season v ...
- Author:
- López Juan D.; Latheef Mohamed A.; Hoffmann Wesley C.
- Source:
- Southwestern entomologist 2013 v.38 no.4 pp. 571-578
- ISSN:
- 0147-1724
- Subject:
- chlorpyrifos; lambda-cyhalothrin; necrosis; pyrethrins; fiber crops; crop yield; insects; adults; Gossypium hirsutum; synergism; fiber quality; pathogens; Nezara viridula; dietary fiber; abscission; bioassays; bifenthrin; toxicity; bolls; acephate; mortality; cotton; dicrotophos; cypermethrin; blacklight traps; active ingredients; fungi; Texas
- Abstract:
- ... The southern green stink bug, Nezara viridula (L.) (Heteroptera: Pentatomidae), is cosmopolitan in distribution and feeds on a multitude of food and fiber crops. It induces abscission of bolls of cotton, Gossypium hirsutum L., and reduces seed cotton yield, gin-turnout, and fiber quality. Also, the bug vectors bacterial and fungal pathogens causing necrosis of the locule and rotting the bolls. Con ...
- DOI:
- 10.3958/059.038.0403
- https://doi.org/10.3958/059.038.0403
- Author:
- Yuan-Yuan Hu; Riichi Oguchi; Wataru Yamori; Susanne von Caemmerer; Wah Soon Chow; Wang-Feng Zhang
- Source:
- Annals of botany 2013 v.112 no.1 pp. 31-40
- ISSN:
- 0305-7364
- Subject:
- Gossypium hirsutum; bolls; bracts; carbon dioxide; carboxylation; cell respiration; cotton; gas exchange; leaves; light intensity; photosynthesis; prediction; protein content; respiratory rate; stomatal conductance; tetraploidy; water use efficiency
- Abstract:
- ... Background and Aims Elucidation of the mechanisms by which plants adapt to elevated CO ₂ is needed; however, most studies of the mechanisms investigated the response of plants adapted to current atmospheric CO ₂. The rapid respiration rate of cotton (Gossypium hirsutum) fruits (bolls) produces a concentrated CO ₂ microenvironment around the bolls and bracts. It has been observed that the intercell ...
- DOI:
- 10.1093/aob/mct091
- PubMed:
- 23625144
- PubMed Central:
- PMC3690982
- https://doi.org/10.1093/aob/mct091
- Author:
- Meizhen Song; Zhaoguang Yang; Shuli Fan; Haiyong Zhu; Chaoyou Pang; Mingshuang Tian; Shuxun Yu
- Source:
- Euphytica 2012 v.187 no.2 pp. 235-245
- ISSN:
- 0014-2336
- Subject:
- cotton; chlorophyll; seeds; thylakoids; Gossypium hirsutum; ethyl methanesulfonate; mutation; grana; agronomic traits; fiber quality; carotenoids; genetic techniques and protocols; mutants; recessive genes; mesophyll; chemical treatment; bolls; leaves; China
- Abstract:
- ... It is well known that genetic mutation could be generated by physical treatment (for example, γ-irradiation) and chemical treatment (for example methylnitrosourea and ethyl methanesulfonate). Here we reported identification of a virescent mutation (vsp) after exposing the upland cotton (Gossypium hirsutum L.) CCRI58 seeds in space environments. vsp mutant was characterized at the morphological, a ...
- DOI:
- 10.1007/s10681-012-0666-4
- https://doi.org/10.1007/s10681-012-0666-4
- Author:
- Li Wang; Fang Chen
- Source:
- Zeitschrift fuÌr PflanzenernaÌhrung und Bodenkunde 2012 v.175 no.2 pp. 303-308
- ISSN:
- 1436-8730
- Subject:
- Gossypium hirsutum; biomass; bolls; correlation; cotton; genotype; potassium; soil
- Abstract:
- ... Potassium (K) deficiency is one of the main limiting factors in cotton (Gossypium hirsutum L.) production. To study the mechanism of high Kâuse efficiency of cotton, a pot experiment was conducted. The experiment consisted of two cotton genotypes differing in Kâuse efficiency (H103 and L122) and two Kâapplication levels (K0: 0 g (kg soil)â1; K1: 0.40 g (kg soil)â1). Rootâhair density a ...
- DOI:
- 10.1002/jpln.201100199
- https://doi.org/10.1002/jpln.201100199
- Author:
- W. Rodney Cooper; Dale W. Spurgeon
- Source:
- Environmental entomology 2012 v.41 no.2 pp. 342-348
- ISSN:
- 0046-225X
- Subject:
- cotton; females; buds; phytophagous insects; anthers; Gossypium hirsutum; males; crop damage; pests; Lygus hesperus; insect reproduction; bolls; adults; crops
- Abstract:
- ... Lygus hesperus Knight (Hemiptera: Miridae) is a key pest of cotton (Gossypium spp.) in the western United States that injures floral buds (squares) and developing fruit (bolls). However, no clear relationship between Lygus population level and plant injury has been established. Age-dependent feeding activity by L. hesperus is a possible source of variation that has not been examined for its influe ...
- Handle:
- 10113/57626
- DOI:
- 10.1603/EN11236
- PubMed:
- 22507007
- https://doi.org/10.1603/EN11236
- Author:
- Jodi A. Scheffler; Gabriela B. Romano
- Source:
- Journal of plant registrations 2012 v.6 no.2 pp. 190-194
- ISSN:
- 1936-5209
- Subject:
- Gossypium hirsutum; bolls; calyx; cotton; cottonseed; genetic background; germplasm releases; gossypol; highlands; isogenic lines; leaves; parents; plant glands; seeds; stems
- Abstract:
- ... A set of five upland (Gossypium hirsutum L.) cotton germplasm lines, GVS1 (Reg. No. GP-947, PI 663886), GVS2 (Reg. No. GP-948, PI 663887), GVS3 (Reg. No. GP-949, PI 663888), GVS4 (Reg. No. GP-950, PI 663889), and GVS5 (Reg. No. GP-951, PI 663890) were developed and released by the USDA–ARS, Stoneville, MS in August 2009. These five lines include three semi-glanded lines (GVS1, GVS2, GVS3) with var ...
- Handle:
- 10113/57708
- DOI:
- 10.3198/jpr2011.10.0567crg
- https://doi.org/10.3198/jpr2011.10.0567crg
- Author:
- Jeffrey A. Fabrick; Bruce E. Tabashnik; Alfredo Herrera-Estrella
- Source:
- PloS one v.7 no.4 pp. -
- ISSN:
- 1932-6203
- Subject:
- Bacillus thuringiensis; Gossypium hirsutum; Pectinophora gossypiella; Zea mays; allelism; amino acids; bolls; cadherins; cotton; crops; crossing; crystal proteins; diet; genes; insect control; insect pests; insecticide resistance; loci; mutation; progeny; toxins; transgenic plants; Arizona
- Abstract:
- ... Genetically engineered cotton and corn plants producing insecticidal Bacillus thuringiensis (Bt) toxins kill some key insect pests. Yet, evolution of resistance by pests threatens long-term insect control by these transgenic Bt crops. We compared the genetic basis of resistance to Bt toxin Cry1Ac in two independently derived, laboratory-selected strains of a major cotton pest, the pink bollworm (P ...
- DOI:
- 10.1371/journal.pone.0035658
- PubMed:
- 22530065
- PubMed Central:
- PMC3329465
- https://doi.org/10.1371/journal.pone.0035658
- Author:
- Michael J. Brewer; J. Scott Armstrong; Roy D. Parker
- Source:
- Journal of economic entomology 2013 v.106 no.D pp. 1310-1316
- ISSN:
- 0022-0493
- Subject:
- cotton; Creontiades; insect pests; linear models; Gossypium hirsutum; crop damage; bolls; Texas
- Abstract:
- ... The ability to monitor verde plant bug, Creontiades signatus Distant (Hemiptera: Miridae), and the progression of cotton, Gossypium hirsutum L., boll responses to feeding and associated cotton boll rot development provided opportunity to assess if a single in-season measurement had value in evaluating subsequent at-harvest damage to bolls and if multiple in-season measurements enhanced their combi ...
- Handle:
- 10113/59387
- DOI:
- 10.1603/EC12422
- https://doi.org/10.1603/EC12422
- Author:
- Kumar Paritosh; Deepak Pental; Pradeep Kumar Burma
- Source:
- Plant molecular biology reporter 2013 v.31 no.5 pp. 1176-1183
- ISSN:
- 0735-9640
- Subject:
- Gossypium herbaceum; Gossypium hirsutum; Gossypium raimondii; bolls; cotton; exons; gene expression regulation; introns; leaves; plant development; ribulose; sequence analysis; transcription (genetics); transgenes
- Abstract:
- ... Ribulose bis-carboxylase/oxygenase small subunit genes (rbcS) are found to be highly expressed in most plant species. Promoters of rbcS genes have been isolated, characterized, and used to enhance expression of transgenes in transgenic lines. In this study, we have identified five different members of the rbcS gene family in cotton (Gossypium hirsutum). All five genes contain three exons and two i ...
- DOI:
- 10.1007/s11105-013-0576-1
- https://doi.org/10.1007/s11105-013-0576-1
- Author:
- Pierre Jean Silvie; Alain Renou; Samuel Vodounnon; Gustave Bonni; Moïse Obayomi Adegnika; Omer Héma; Patrick Prudent; Julie Sorèze; Germain Ochou Ochou; Mamoutou Togola; Djibril Badiane; Abdoulaye Ndour; Pikassalé Komlan Akantetou; Bassarou Ayeva; Thierry Brévault
- Source:
- Crop protection 2013 v.43 pp. 157-165
- ISSN:
- 0261-2194
- Subject:
- Aphis gossypii; Diparopsis; Earias insulana; Gossypium hirsutum; Helicoverpa armigera; Polyphagotarsonemus latus; Thaumatotibia; bolls; cotton; insect larvae; insecticides; mites; pest control; pest monitoring; pesticide application; pests; plant protection; Benin; Burkina Faso; Cameroon; Cote d'Ivoire; Mali; Senegal
- Abstract:
- ... In the late 1980s, after a long period during which insecticides were sprayed at preset dates to control cotton (Gossypium hirsutum L.) pests and their damage, some French-speaking countries in sub-Saharan areas decided to disseminate a special form of crop protection approach among smallholders, i.e. targeted staggered control (LEC, for Lutte étagée ciblée). According to this approach, decisions ...
- DOI:
- 10.1016/j.cropro.2012.09.006
- https://doi.org/10.1016/j.cropro.2012.09.006
- Author:
- Paul D. Colaizzi; William P. Kustas; Martha C. Anderson; Nurit Agam; Judy A. Tolk; Steven R. Evett; Terry A. Howell; Prasanna H. Gowda; Susan A. O’Shaughnessy
- Source:
- Advances in water resources 2012 v.50 no. pp. 134-151
- ISSN:
- 0309-1708
- Subject:
- Gossypium hirsutum; bolls; canopy; cotton; crops; energy balance; evaporation; evapotranspiration; flowers; gauges; irrigated farming; irrigation; leaves; lysimeters; mixing; models; sap flow; soil; surface temperature; thermometers; transpiration; vegetation; water management; water resources
- Abstract:
- ... The two source energy balance model (TSEB) can estimate evaporation (E), transpiration (T), and evapotranspiration (ET) of vegetated surfaces, which has important applications in water resources management for irrigated crops. The TSEB requires soil (TS) and canopy (TC) surface temperatures to solve the energy budgets of these layers separately. Operationally, usually only composite surface temper ...
- DOI:
- 10.1016/j.advwatres.2012.06.004
- https://doi.org/10.1016/j.advwatres.2012.06.004
- Author:
- Baoqian Lu; Sharon Downes; Lewis Wilson; Peter Gregg; Kristen Knight; Greg Kauter; Bruce McCorkell
- Source:
- Crop protection 2012 v.41 no. pp. 24-29
- ISSN:
- 0261-2194
- Subject:
- Gossypium hirsutum; Helicoverpa; bolls; cotton; fiber quality; flowering; larvae; prices; Australia
- Abstract:
- ... Larvae of Helicoverpa spp. can occasionally be found in Bollgard II® cotton (Gossypium hirsutum L.), raising concerns about the validity of current thresholds for their control. Experiments were conducted in two seasons to test these thresholds using artificial damage to different fruiting structures (squares or bolls or both) at three stages of cotton growth. At early flowering, Bollgard II® cott ...
- DOI:
- 10.1016/j.cropro.2012.05.017
- https://doi.org/10.1016/j.cropro.2012.05.017
- Author:
- Vladimir A. da Costa; J. Tom Cothren; Josh B. Bynum
- Source:
- Agronomy journal 2011 v.103 no.6 pp. 1591-1596
- ISSN:
- 0002-1962
- Subject:
- 1-methylcyclopropene; Gossypium hirsutum; abiotic stress; abscission; bolls; canopy; cotton; ethephon; ethylene; ethylene inhibitors; fruit set; lint yield; plant growth; surfactants; yield components
- Abstract:
- ... Boll abortion is increased when cotton (Gossypium hirsutum L.) experiences various stresses during its reproductive development that can consequently reduce lint yield. Before abscission, an increase in ethylene is observed which may be assumed to be the signal necessary to initiate abscission of that particular structure. It is desirable to prevent fruit loss that may be induced by the peak in et ...
- DOI:
- 10.2134/agronj2010.0481
- https://doi.org/10.2134/agronj2010.0481
- Author:
- Lu Feng; Vinicius B. Bufon; Cory I. Mills; Eric Hequet; James P. Bordovsky; Wayne Keeling; Randy Boman; Craig W. Bednarz
- Source:
- Agronomy journal 2011 v.103 no.2 pp. 297-303
- ISSN:
- 0002-1962
- Subject:
- Gossypium hirsutum; advanced fiber information system; bolls; cotton; cultivars; fiber quality; field experimentation; fineness; fruiting; irrigation rates; manual harvesting; plant density; rain
- Abstract:
- ... This study was designed to determine how within-boll fiber quality of cotton (Gossypium hirsutum L.) is affected through irrigation, cultivar, and plant density management. Field experiments were conducted in 2006 and 2007 using two contemporary cultivars, arranged in a split-split plot design with two irrigation rates (6.33 and 4.32 mm d⁻¹) as the main plot, plant density (79,071; 128,490; 197,67 ...
- DOI:
- 10.2134/agronj2010.0185
- https://doi.org/10.2134/agronj2010.0185
- Author:
- Wagner Tanya A.; Liu Jinggao; Stipanovic Robert D.; Puckhaber Lorraine S.; Bell Alois A.
- Source:
- Journal of agricultural and food chemistry 2012 v.60 no.10 pp. 2594-2598
- ISSN:
- 1520-5118
- Subject:
- Gossypium hirsutum; biosynthesis; bolls; cotton; cottonseed; genes; gossypol; high performance liquid chromatography; horseradish; peroxidase
- Abstract:
- ... Gossypol is a dimeric sesquiterpenoid first identified in cottonseed, but found in various tissues in the cotton plant including the seed. From its first discovery, it was assumed that hemigossypol was the biosynthetic precursor of gossypol. Previous studies established that peroxidase (either from horseradish or from cottonseed) converts hemigossypol to gossypol. However, hemigossypol has never b ...
- DOI:
- 10.1021/jf2051366
- PubMed:
- 22369216
- https://doi.org/10.1021/jf2051366
- Author:
- Michael P. Bange; Robert L. Long
- Source:
- Agronomy journal 2011 v.103 no.2 pp. 390-395
- ISSN:
- 0002-1962
- Subject:
- Gossypium hirsutum; bolls; color; cotton; cultivars; cutting; field experimentation; harvest date; micronaire; prediction; testa
- Abstract:
- ... To optimize yield and fiber quality, boll cutting is used by cotton (Gossypium hirsutum L.) managers to determine when crops are mature and ready for chemical harvest aid application. While it is accepted that the maturity of bolls is defined using seed coat color, we found no investigations of this definition on overall crop fiber quality. Three field experiments were undertaken in different seas ...
- DOI:
- 10.2134/agronj2010.0293
- https://doi.org/10.2134/agronj2010.0293
- Author:
- Priti Dehariya; Sunita Kataria; K. N. Guruprasad; G. P. Pandey
- Source:
- Acta physiologiae plantarum 2012 v.34 no.3 pp. 1133-1144
- ISSN:
- 0137-5881
- Subject:
- Gossypium hirsutum; biomass; bolls; cages; carbon; carbon dioxide; chlorophyll; cotton; crop yield; field experimentation; filters; fluorescence; leaf area; leaves; photosynthesis; proteins; ribulose-bisphosphate carboxylase; seeds; stomatal conductance; ultraviolet radiation; vegetative growth
- Abstract:
- ... The impact of ambient solar UV was studied on the photosynthesis and yield of cotton (Gossypium hirsutum) var. Vikram in a field experiment by excluding either UV-B (<315Â nm) or UV-B/A (<400Â nm) components of solar spectrum. Cotton plants were grown in cages covered with polyester filters that could specifically cut off UV-B or UV-B/A part of the solar spectrum. The control plants were grown und ...
- DOI:
- 10.1007/s11738-011-0910-x
- https://doi.org/10.1007/s11738-011-0910-x
- Author:
- Herbert, J.J.; Toews, M.D.
- Source:
- Annals of the Entomological Society of America 2011 v.104 no.5 pp. 909-918
- ISSN:
- 0013-8746
- Subject:
- peanuts; sweep nets; gonads; summer; population dynamics; adults; Euschistus servus; reproduction; Gossypium hirsutum; nymphs; planting; Arachis hypogaea; fiber quality; population structure; immigration; Zea mays; Glycine max; host plants; corn; pests; bolls; cotton; pest management; landscapes; soybeans; instars; spring; crops
- Abstract:
- ... Stink bugs are economically important pests of food and fiber production throughout the southeastern United States. In cotton, stink bugs feed on developing bolls thereby decreasing yield and fiber quality. The brown stink bug, Euschistus servus (Say) (Hemiptera: Pentatomidae), is a common species that is found throughout the southeast and feeds on a variety of wild and agronomic hosts. In this st ...
- DOI:
- 10.1603/AN11060
- https://doi.org/10.1603/AN11060
- Author:
- Herbert John J.; Toews Michael D.
- Source:
- Annals of the Entomological Society of America 2012 v.105 no.4 pp. 582-591
- ISSN:
- 0013-8746
- Subject:
- peanuts; sweep nets; adults; Gossypium hirsutum; phenology; nymphs; Arachis hypogaea; population structure; fiber quality; Nezara viridula; Zea mays; Glycine max; hosts; corn; pests; bolls; pods; cotton; soybeans; instars; growing season; seed quality; crops; Georgia
- Abstract:
- ... Stink bugs are economically important pests that damage a wide range of crops in the southeastern United States. Stink bug feeding on developing cotton (Gossypium hirsutum L.) bolls may result in reduced yield and loss of fiber quality; similarly, feeding on developing soybean [Glycine max (L.) Merr.] pods can reduce yield and seed quality. During 2009 and 2010, the seasonal abundance and reproduc ...
- DOI:
- 10.1603/AN12008
- https://doi.org/10.1603/AN12008
- Author:
- Fernandes F. S.; Ramalho F. S.; Nascimento A.R.B.; Malaquias J. B.; Silva C.A.D. Da; Zanuncio J. C.
- Source:
- Annals of the Entomological Society of America 2012 v.105 no.4 pp. 599-607
- ISSN:
- 0013-8746
- Subject:
- cotton; plant age; intercropping; population; Gossypium hirsutum; biodiversity; pest control; leaves; Aphis gossypii; Foeniculum vulgare; bolls; decision making
- Abstract:
- ... It is known that intercropping systems maintain biodiversity and control pest populations. The aim of this study was to describe the vertical and horizontal distribution of the cotton aphid, Aphis gossypii Glover, within the cotton plant (Gossypium hirsutum L.) in cotton with colored fibers and cotton-fennel (Foeniculum vulgare Miller) intercropping system over time, during two cotton seasons. Mea ...
- DOI:
- 10.1603/AN12018
- https://doi.org/10.1603/AN12018
- Author:
- Santos, Karen B. dos; Meneguim, Ana M.; Santos, Walter J. dos; Neves, Pedro M.O.J.; Santos, Rachel B. dos
- Source:
- Neotropical entomology 2010 v.39 no.4 pp. 626-631
- ISSN:
- 1519-566X
- Subject:
- Gossypium hirsutum; Spodoptera eridania; bolls; buds; cotton; defoliation; hosts; larvae; leaves; pests; rearing
- Abstract:
- ... The cotton plant, Gossypium hirsutum, hosts various pests that damage different structures. Among these pests, Spodoptera cosmioides (Walker) and Spodoptera eridania (Cramer) (Lepidoptera: Noctuidae) are considered important. The objectives of this study were to characterize and to quantify the potential damage of S. eridania and S. cosmioides feeding on different structures of cotton plants. For ...
- DOI:
- 10.1590/S1519-566X2010000400025
- https://doi.org/10.1590/S1519-566X2010000400025
- Author:
- Mingxiong Pang; Chaozhu Xing; Nick Adams; Laura Rodriguez-Uribe; S.E. Hughs; Stephen F. Hanson; Jinfa Zhang
- Source:
- Journal of plant physiology 2011 v.168 no.8 pp. 824-830
- ISSN:
- 0176-1617
- Subject:
- Gossypium barbadense; Gossypium hirsutum; amplified fragment length polymorphism; bolls; cotton; cultivars; gene expression; gene expression regulation; gene targeting; genes; genetic variation; genotype; growth and development; microRNA; plant growth control; tetraploidy
- Abstract:
- ... MicroRNAs (miRNAs) are a class of small non-coding RNAs that down-regulate gene expression in a sequence specific manner to control plant growth and development. The identification and characterization of miRNAs are critical steps in finding their target genes and elucidating their functions. The objective of the present study was to assess the genetic variation of miRNA genes through expression c ...
- DOI:
- 10.1016/j.jplph.2010.10.006
- PubMed:
- 21134704
- https://doi.org/10.1016/j.jplph.2010.10.006
- Author:
- Henderson, Will G.; Khalilian, Ahmad; Han, Young J.; Greene, Jeremy K.; Degenhardt, David C.
- Source:
- Computers and electronics in agriculture 2010 v.70 no.1 pp. 157-162
- ISSN:
- 0168-1699
- Subject:
- Gossypium hirsutum; cotton; Beta vulgaris; beets; plant pests; Pentatomidae; insect pests; plant damage; bolls; automatic detection; portable equipment; electronic nose; biosynthesis; volatile compounds; quantitative analysis; equipment performance; insect control; precision agriculture; crop management
- Abstract:
- ... Current scouting techniques for stink bugs are variable, time-consuming, and costly. The overarching goal of this research was to develop effective and affordable tools for detecting stink bugs and damage induced by stink bugs in cotton. A commercially available electronic nose (Cyranose 320) comprising an array of 32 carbon-black composite sensors was used for this purpose and its performance was ...
- DOI:
- 10.1016/j.compag.2009.09.019
- https://doi.org/10.1016/j.compag.2009.09.019
- Author:
- Esquivel, J.F.
- Source:
- Entomologia experimentalis et applicata 2011 v.140 no.2 pp. 163-170
- ISSN:
- 0013-8703
- Subject:
- Gossypium hirsutum; Nezara viridula; adults; bolls; cash crops; cotton; females; insects; instars; mathematical models; nymphs; pathogens; pest management; pests; phenology; posture; stylets; United States
- Abstract:
- ... Southern green stink bugs, Nezara viridula (L.) (Hemiptera: Pentatomidae), and related species are significant pests of cotton, Gossypium hirsutum L. (Malvaceae), in the USA Cotton Belt. Using their stylets, adults introduce pathogens of cotton into cotton bolls, and preliminary data indicate nymphs can also ingest these pathogens. However, data are lacking regarding stylet penetration potential o ...
- DOI:
- 10.1111/j.1570-7458.2011.01148.x
- https://doi.org/10.1111/j.1570-7458.2011.01148.x
- Author:
- Bibi, A.C.; Oosterhuis, D.M.; Gonias, E.D.
- Source:
- Journal of agronomy and crop science 2010 v.196 no.3 pp. 205-211
- ISSN:
- 0931-2250
- Subject:
- Gossypium hirsutum; cotton; fiber crops; putrescine; exogenous sources; heat stress; air temperature; heat tolerance; fruit set; ovules; seed set; buds; flowers; spermidine; spermine; temporal variation; bolls
- Abstract:
- ... Polyamines have been shown to stimulate fruit set and the initial phase of fruit development in several crops. The effect of exogenous application of putrescine on ovary development and seed set of cotton under high temperature stress was investigated under controlled environmental conditions. Putrescine was applied to floral buds of cotton, 24 h prior to anthesis, and caused a significant increas ...
- DOI:
- 10.1111/j.1439-037X.2009.00414.x
- https://doi.org/10.1111/j.1439-037X.2009.00414.x
- Author:
- Annamalai Muthusamy; Narayanasamy Jayabalan
- Source:
- Acta physiologiae plantarum 2011 v.33 no.5 pp. 1793-1801
- ISSN:
- 0137-5881
- Subject:
- Gossypium hirsutum; bolls; cellulose; cotton; cultivars; field experimentation; flowering; gamma radiation; genetic variation; harvest index; mutants; mutation; ovules; seeds
- Abstract:
- ... This paper describes a protocol to develop cotton mutant lines with improved yield and fiber characters. Immature ovules [(15-day post-anthesis ovules (dap)] were irradiated with 10â50Â Gy gamma rays and treated with 1â5Â mM EMS and SA to investigate the stimulatory effects of mutagenic treatments. During the subsequent field trials, the mutant lines showed significant variations from control ...
- DOI:
- 10.1007/s11738-011-0718-8
- https://doi.org/10.1007/s11738-011-0718-8
- Author:
- Tillman, P.G.
- Source:
- Environmental entomology 2011 v.40 no.5 pp. 1159-1176
- ISSN:
- 0046-225X
- Subject:
- cotton; Nezara viridula; Zea mays; females; peanuts; oviposition; Gossypium hirsutum; host plants; plant-insect relations; corn; space and time; insect eggs; nymphs; Arachis hypogaea; feeding preferences; bolls; Euschistus servus; crops
- Abstract:
- ... In southeastern United States farmscapes, corn, Zea mays L., is often closely associated with peanut, (Arachis hypogaea L.), cotton, (Gossypium hirsutum L.), or both. The objective of this 3-yr on-farm study was to examine the influence of corn on stink bugs (Hetcroptera: Pentatomidae), Nezara viridula (L.), and Euschistus servus (Say), in subsequent crops in these farmscapes. Adults of both stink ...
- DOI:
- 10.1603/EN10243
- PubMed:
- 22251727
- https://doi.org/10.1603/EN10243
- Author:
- XianLiang Zhang; Fang Liu; Wei Wang; ShaoHui Li; ChunYing Wang; XiangDi Zhang; YuHong Wang; KunBo Wang
- Source:
- Chinese science bulletin 2010 v.55 no.26 pp. 2956-2965
- ISSN:
- 1001-6538
- Subject:
- Gossypium hirsutum; bolls; cotton; epistasis; females; genes; genetic stability; heterosis; inbred lines; loci; males; overdominance; parents; quantitative trait loci; quantitative traits; recombinant DNA; variance
- Abstract:
- ... In this paper, we analyzed the contribution of pure DNA factors to heterosis using quantitative trait genes (QTG) in two randomly selected strains from a recombinant inbred line of Gossypium hirsutum. According to a set of QTL mapping results, combined with analysis of DNA recombinant fragment sources in the two strains and QTL association analysis with their field traits, we hypothesize a view of ...
- DOI:
- 10.1007/s11434-010-4020-8
- https://doi.org/10.1007/s11434-010-4020-8
- Author:
- Rose Brodrick; Michael P. Bange; Stephen P. Milroy; Graeme. L. Hammer
- Source:
- Agronomy journal 2010 v.102 no.3 pp. 843-848
- ISSN:
- 0002-1962
- Subject:
- cotton; harvest date; temporal variation; flowering; Gossypium hirsutum; row spacing; early development; fiber crops; crop yield; field experimentation; mepiquat; branches; intensive farming; bolls; New South Wales
- Abstract:
- ... Ultra-narrow row (UNR) cotton (Gossypium hirsutum L.), with rows spaced <40 cm apart, has the potential to reduce the time to maturity as UNR as fewer bolls per plant need to be produced to achieve comparable yields to 1 m spaced cotton crops. The objective of this study was to compare the maturity and yield of cotton grown under UNR spacing with conventionally spaced rows in high-yielding, high-i ...
- DOI:
- 10.2134/agronj2009.0473
- https://doi.org/10.2134/agronj2009.0473
- Author:
- Gwathmey, C.O.; Clement, J.D.
- Source:
- Field crops research 2010 v.116 no.1-2 pp. 101-107
- ISSN:
- 0378-4290
- Subject:
- plant growth control; leaf area index; plant density; application rate; source-sink relationships; carbohydrate metabolism; Gossypium hirsutum; fruit set; yield components; leaves; plant growth; photosynthates; row spacing; leaf area; dry matter partitioning; bolls; mepiquat; cotton; Tennessee
- Abstract:
- ... Improvements in carbohydrate source-sink relations are needed to improve efficiency of yield formation in cotton (Gossypium hirsutum L.). Most source-sink research has focused on leaf-boll relationships, with little study of vegetative storage reserves. Possible ways of altering the source-sink balance include increasing the plant population density (PPD) and using a plant growth regulator, mepiqu ...
- DOI:
- 10.1016/j.fcr.2009.11.019
- https://doi.org/10.1016/j.fcr.2009.11.019
- Author:
- Tabashnik, Bruce E.; Unnithan, Gopalan C.; Masson, Luke; Crowder, David W.; Li, Xianchun; Carrière, Yves
- Source:
- Proceedings of the National Academy of Sciences of the United States of America 2009 v.106 no.29 pp. 11889-11894
- ISSN:
- 0027-8424
- Subject:
- Bacillus thuringiensis; bacterial toxins; crystal proteins; insecticidal proteins; insecticidal properties; cross resistance; Pectinophora gossypiella; inheritance (genetics); recessive genes; larvae; mortality; Gossypium hirsutum; cotton; bolls; transgenic plants; plant-incorporated protectants
- Abstract:
- ... Transgenic crops producing Bacillus thuringiensis (Bt) toxins kill some key insect pests and can reduce reliance on insecticide sprays. Sustainable use of such crops requires methods for delaying evolution of resistance by pests. To thwart pest resistance, some transgenic crops produce 2 different Bt toxins targeting the same pest. This "pyramid" strategy is expected to work best when selection fo ...
- DOI:
- 10.1073/pnas.0901351106
- PubMed:
- 19581574
- PubMed Central:
- PMC2706268
- https://doi.org/10.1073/pnas.0901351106
- Author:
- Judy A. Tolk; Terry A. Howell
- Source:
- Agronomy journal 2010 v.102 no.3 pp. 904-910
- ISSN:
- 0002-1962
- Subject:
- cotton; temporal variation; harvest date; sandy soils; evapotranspiration; Gossypium hirsutum; water use efficiency; clay loam soils; fiber crops; deficit irrigation; crop yield; irrigation rates; silt loam soils; heat sums; bolls; sandy loam soils; Texas
- Abstract:
- ... The development of earlier maturing, cool temperature tolerant varieties of cotton (Gossypium hirsutum L.) has allowed cotton production to expand into regions with shorter, cooler growing seasons. The objective of this research was to evaluate the interactive effect of soil type, irrigation, and meteorological conditions on the water use and lint yield of cotton grown in four U.S. Great Plains so ...
- Handle:
- 10113/43010
- DOI:
- 10.2134/agronj2009.0398
- https://doi.org/10.2134/agronj2009.0398
- Author:
- Chen, Chen; Parajulee, Megha N.
- Source:
- Journal of economic entomology 2010 v.103 no.6 pp. 2009–2018
- ISSN:
- 0022-0493
- Subject:
- cotton; survival rate; Salsola tragus; longevity; artificial diets; Gossypium hirsutum; fruiting; Medicago sativa; instars; weed hosts; Phaseolus vulgaris; alfalfa; green beans; Amaranthus palmeri; population growth; Lygus hesperus; bolls; adults; Texas
- Abstract:
- ... Laboratory studies were conducted to obtain basic biological information of Lygus hesperus Knight (Hemiptera: Miridae) on alfalfa (Medicago sativa L.), pigweed (Amaranthus palmeri S. Wats.), Russian thistle (Salsola iberica Sennen and Pau), green bean (Phaseolus vulgaris L.), artificial diet, and cotton (Gossypium hirsutum L.) square and cotton boll at 27°C. The nymphal developmental duration was ...
- DOI:
- 10.1603/EC09258
- https://doi.org/10.1603/EC09258
- Author:
- Reay-Jones, F.P.F.; Toews, M.D.; Greene, J.K.; Reeves, R.B.
- Source:
- Journal of economic entomology 2010 v.103 no.2 pp. 525-532
- ISSN:
- 0022-0493
- Subject:
- Pentatomidae; insect pests; plant pests; Gossypium hirsutum; cotton; fiber crops; plant damage; pest monitoring; prevalence; bolls; incidence; temporal variation; population dynamics; population density; sampling; data analysis; data collection; insect control; South Carolina; Georgia
- Abstract:
- ... Cotton, Gossypium hirsutum L., bolls were sampled in commercial fields for stink bug (Hemiptera: Pentatomidae) injury during 2007 and 2008 in South Carolina and Georgia. Across both years of this study, boll-injury percentages averaged 14.8 ± 0.3 (SEM). At average boll injury treatment levels of 10, 20, 30, and 50%, the percentage of samples with at least one injured boll was 82, 97, 100, and 100% ...
- DOI:
- 10.1603/EC09290
- PubMed:
- 20429470
- https://doi.org/10.1603/EC09290
93. Effect of cotton cultivars on the oviposition preference of pink bollworm (Lepidoptera: Gelechiidae)
- Author:
- Chatzigeorgiou, A. C.; Papadopoulos, N. T.; Prophetou-Athanasiadou, D. A.
- Source:
- Journal of pest science 2010 v.83 no.3 pp. 289-296
- ISSN:
- 1612-4758
- Subject:
- Gossypium hirsutum; Pectinophora gossypiella; bolls; calyx; cotton; cultivars; cultivation area; eggs; females; nectaries; oviposition; petioles; trichomes
- Abstract:
- ... The effect of four cotton cultivars on the oviposition behavior of the pink bollworm Pectinophora gossypiella (Saunders) was studied under laboratory and semi-field conditions. Young plants and bolls from four commercial upland cotton cultivars (Lachata, Macnair-220, Midas and Sandra) cultivated in the area of Thessaloniki were used. The four cultivars had palmate leaves, and nectaries on both lea ...
- DOI:
- 10.1007/s10340-010-0297-2
- https://doi.org/10.1007/s10340-010-0297-2
- Author:
- Reeves, R.B.; Greene, J.K.; Reay-Jones, F.P.F.; Toews, M.D.; Gerard, P.D.
- Source:
- Environmental entomology 2010 v.39 no.5 pp. 1420-1427
- ISSN:
- 0046-225X
- Subject:
- cotton; agroecosystems; plant damage; insect pests; landscapes; Gossypium hirsutum; agricultural land; Pentatomidae; insect collection; nymphs; spatial variation; integrated pest management; imagos; habitats; bolls; South Carolina
- Abstract:
- ... The distribution of phytophagous stink bugs and associated boll injury in margins of cotton fields bordering various agronomic crops and woodlands were studied in 2007 and 2008. Two commercial cotton fields, ranging in size from 7.8 to 12.1 ha in Barnwell and Lee Counties, SC, were sampled weekly each year along predetermined transects at 0, 5, 10, and 25 m from the outside margin into the cotton ...
- DOI:
- 10.1603/EN09194
- PubMed:
- 22546436
- https://doi.org/10.1603/EN09194
95. Effects of Deficit Drip Irrigation Ratios on Cotton (Gossypium hirsutum L.) Yield and Fibre Quality
- Author:
- Basal, H.; Dagdelen, N.; Unay, A.; Yilmaz, E.
- Source:
- Journal of agronomy and crop science 2009 v.195 no.1 pp. 19-29
- ISSN:
- 0931-2250
- Subject:
- cotton; cultivars; plant available water; diameter; staple (fibers); Gossypium hirsutum; water use efficiency; microirrigation; deficit irrigation; irrigation rates; yield components; fiber quality; bolls; Turkey (country)
- Abstract:
- ... Increasing irrigation costs and declining water availability compel producers to adapt irrigation strategies for maximum crop yield and water use efficiency. A field trial was conducted to observe the effects of various drip irrigation ratios (IR-0, IR-25, IR-50, IR-75 and IR-100) on water use efficiency (WUE), the irrigation water use efficiency (IWUE), lint yield, yield components and fibre qual ...
- DOI:
- 10.1111/j.1439-037X.2008.00340.x
- https://doi.org/10.1111/j.1439-037X.2008.00340.x
- Author:
- Tindall, K.V.; Siebert, M. Willrich; Leonard, B.R.; All, J.; Haile, F.J.
- Source:
- Journal of economic entomology 2009 v.102 no.4 pp. 1497-1505
- ISSN:
- 0022-0493
- Subject:
- fiber crops; crystal proteins; plant damage; interspecific variation; Gossypium hirsutum; biological control agents; Spodoptera exigua; Pseudoplusia includens; plant pests; Bacillus thuringiensis; insect control; leaves; insect pests; buds; insecticidal properties; economic threshold; Spodoptera frugiperda; mortality; bolls; biological control; cotton; transgenic plants
- Abstract:
- ... Cotton, Gossypium hirsutum L., plants expressing Cry1Ac and Cry1F insecticidal crystal proteins of Bacillus thuringiensis Berliner (Bt) were evaluated against selected lepidopteran pests including fall armyworm, Spodoptera frugiperda (J. E. Smith), beet army worm, Spodoptera exigua (Hübner), and soybean looper, Pseudoplusia includens (Walker). Studies were conducted in a range of environments, cha ...
- DOI:
- 10.1603/029.102.0414
- PubMed:
- 19736762
- https://doi.org/10.1603/029.102.0414
- Author:
- Toews, Michael D.; Blinka, Eric L.; Van Duyn, John W.; Herbert, David A. Jr.; Bacheler, Jack S.; Roberts, Phillip M.; Greene, Jeremy K.
- Source:
- Journal of economic entomology 2009 v.102 no.3 pp. 1344-1351
- ISSN:
- 0022-0493
- Subject:
- Euschistus servus; Acrosternum hilare; Nezara viridula; Gossypium hirsutum; cotton; crop damage; lesions (plant); bolls; sampling; economic threshold; regression analysis; statistical models
- Abstract:
- ... Previous research showed that the most precise estimates of stink bug damage in developing cotton bolls are obtained by collecting soft quarter-sized bolls and dissecting them for signs of internal feeding damage, such as internal boll wall warts and/or stained lint. However, this method requires considerable time and effort; therefore, scouts and growers are unwilling to invest adequate resources ...
- DOI:
- 10.1603/029.102.0362
- PubMed:
- 19610456
- https://doi.org/10.1603/029.102.0362
- Author:
- Dordas, Christos
- Source:
- Journal of plant nutrition 2009 v.32 no.1-3 pp. 160-176
- ISSN:
- 0190-4167
- Subject:
- Gossypium hirsutum; cotton; manganese; foliar application; seed productivity; seed quality; calcareous soils; nutrient deficiencies; field experimentation; chlorophyll; bolls; crop yield; fiber quality; seed germination; vigor; seed crop production; Greece
- Abstract:
- ... Cotton (Gossypium hirsutum L.) is often grown on calcareous soils where manganese (Mn) deficiency is quite common. Despite the fact that Mn deficiency can limit cotton productivity the effect of foliar application of Mn was not determined. A field study was conducted to determine if foliar Mn applications during anthesis affects the growth and yield of cotton. Manganese increased the chlorophyll c ...
- Author:
- Michael P. Bange; Robert L. Long; Greg A. Constable; Stuart G. Gordon
- Source:
- Agronomy journal 2010 v.102 no.2 pp. 781-789
- ISSN:
- 0002-1962
- Subject:
- cotton; petroleum; application timing; ethephon; cotton ginning; Gossypium hirsutum; plant growth substances; developmental stages; fruiting; crop yield; defoliation; field experimentation; fabrics; density; fiber quality; bolls; New South Wales
- Abstract:
- ... Immature cotton (Gossypium hirsutum L.) fibers and neps in ginned cotton will affect textile quality and thus can affect overall industry reputations. This study conducted three field studies that systematically varied the timing of harvest aid application to generate differences in the amount of immature fiber and levels of neps in crops at harvest. The aim was to ascertain what crop conditions ( ...
- DOI:
- 10.2134/agronj2009.0454
- https://doi.org/10.2134/agronj2009.0454
- Author:
- Djanaguiraman, M.; Sheeba, J. Annie; Devi, D. Durga; Bangarusamy, U.; Prasad, P.V.V.
- Source:
- Journal of plant physiology 2010 v.167 no.1 pp. 1-9
- ISSN:
- 0176-1617
- Subject:
- cotton; membrane permeability; abscission; ascorbate peroxidase; Gossypium hirsutum; reactive oxygen species; linoleate 13S-lipoxygenase; superoxide dismutase; lipid peroxidation; plant growth substances; glutathione peroxidase; plant response; enzyme activity; peroxidase; bolls; oxidative stress; phenolic compounds
- Abstract:
- ... Field studies were conducted from 2002 to 2005 to evaluate foliar spray of Atonik (a plant growth regulator (PGR) containing nitrophenolates) on cotton boll abscission rate by assessing various reactive oxygen species (ROS) contents, antioxidant content and antioxidant enzyme activity from 1 to 9 days after anthesis (DAA). The result indicated that the nitrophenolate spray reduced hydrogen peroxid ...
- DOI:
- 10.1016/j.jplph.2009.05.018
- PubMed:
- 19647335
- https://doi.org/10.1016/j.jplph.2009.05.018
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