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You searched for: Journal name Agronomy journal Remove constraint Journal name: Agronomy journal Publication year rev 7978-2022 Remove constraint Publication year rev: 7978-2022 Source 2022 v.114 no.4 Remove constraint Source: 2022 v.114 no.4
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1. Agricultural sciences and the environment: Reviewing recent technologies and innovations to combat the challenges of climate change, environmental protection, and food security

Author:
Gheorghe Cristian Popescu; Monica Popescu; Moniruzzaman Khondker; David E. Clay; Silvia Pampana; Mikihisa Umehara
Source:
Agronomy journal 2022 v.114 no.4 pp. 1895-1901
ISSN:
0002-1962
Subject:
agribusiness; agricultural wastes; agronomy; animals; applied research; biodiversity; bioinformatics; climate change; environmental protection; food security; nutrient management; population growth; profitability; rural development; soil; supply chain; sustainable agriculture
Abstract:
... Agricultural production systems currently face multiple challenges: Climate change, natural resource depletion, and supply chain disruption, together with global population growth. As sustainable agriculture must simultaneously deliver myriad services (e.g. provide food security, maintain natural resources, retain and improve framers’ profitability, and sustain biodiversity), a systemic and multid ...
DOI:
10.1002/agj2.21164

2. Canopy characterization and nutritive value of stockpiled ‘Floralta’ limpograss

Author:
Daciele S. Abreu; José C. B. Dubeux Jr.; Erick R. S. Santos; Luana M. D. Queiroz; David M. Jaramillo; Flávia van Cleef; Carlos Vela Garcia; Vanessa Longhini; Nicolas DiLorenzo; Rayanne T. Souza; Bruno G. C. Homem; Martin Ruiz‐Moreno
Source:
Agronomy journal 2022 v.114 no.4 pp. 2407-2414
ISSN:
0002-1962
Subject:
Hemarthria altissima; agronomy; beef cattle; bulk density; canopy; canopy height; cattle production; cold season; crude protein; cultivars; digestibility; digestible organic matter; leaves; Florida
Abstract:
... Limpograss [Hemarthria altissima (Poir.) Stapf and C. E. Hubb.] has been gaining ground in beef cattle production as a stockpiling option. This study evaluated canopy characteristics of stockpiled pastures of limpograss cultivar Floralta over two cool seasons. Treatments included canopy layers (upper third, middle, lower third) and plant fractions (leaf and stem) arranged in a randomized split blo ...
Handle:
10113/7906166
DOI:
10.1002/agj2.21081

3. Cloning and functional analysis of mitogen‐activated protein kinases 6 gene in lettuce

Author:
Tingzhen Wang; Mingjia Liu; Yufeng Tian; Yingyan Han; Chaojie Liu; Jinghong Hao; Shuangxi Fan
Source:
Agronomy journal 2022 v.114 no.4 pp. 2034-2043
ISSN:
0002-1962
Subject:
Arabidopsis thaliana; Chrysanthemum morifolium; Helianthus annuus; Lactuca sativa; agronomy; bioinformatics; cold season; computer software; genes; gibberellins; lettuce; mitogen-activated protein kinase; protein domains; quantitative polymerase chain reaction; tap roots; temperature
Abstract:
... Lettuce (Lactuca sativa L.) being a cool‐season crop can bolt if the temperatures increase above 20 °C. When lettuce bolts, the plants start the reproductive growth cycle. The improvement in resistance to high temperature bolting has been an important goal of lettuce breeding. This paper verified that Lactuca sativa mitogen‐activated protein kinases 6 (LsMAPK6) played an important role in high tem ...
DOI:
10.1002/agj2.21002

4. Comparison of eddy covariance and automatic chamber‐based methods for measuring carbon flux

Author:
Rui Shi; Peixi Su; Zijuan Zhou; Jianping Yang; Xinjing Ding
Source:
Agronomy journal 2022 v.114 no.4 pp. 2081-2094
ISSN:
0002-1962
Subject:
agronomy; carbon; carbon dioxide; diurnal variation; eddy covariance; friction velocity; net ecosystem exchange; photosynthesis; regression analysis; summer; time series analysis; turbulent flow
Abstract:
... An automatic chamber (AC) is an alternative method to the eddy covariance (EC) technique for estimating of CO₂ fluxes. However, few direct comparisons between two techniques have been performed on nature alpine meadows. In order to determine diurnal pattern of net ecosystem exchange (NEE) of CO₂ in summer on alpine meadows, and test the NEE measurement performance of AC under site conditions, we c ...
DOI:
10.1002/agj2.21031

5. Cover crop and nitrogen rate management practices influence corn NDVI and nitrogen content

Author:
Drew A. Scott; Jane M. F. Johnson; Russ W. Gesch
Source:
Agronomy journal 2022 v.114 no.4 pp. 2473-2483
ISSN:
0002-1962
Subject:
Raphanus sativus; Triticum aestivum; Zea mays; agronomy; biomass; corn; cover crops; fertilizer rates; leaves; nitrogen; nitrogen content; nitrogen fertilizers; radishes; rye; wheat; Corn Belt region
Abstract:
... Cover crops are rarely adopted in the northern Corn Belt because of short growing periods but could provide benefits when grown between wheat (Triticum aestivum L.) and corn (Zea mays L.). We evaluated corn normalized difference vegetation index (NDVI) and leaf N (at six leaf, ear leaf, 75% silk, and physiological maturity), over three growing seasons in response to factorial treatments of cover c ...
Handle:
10113/7858443
DOI:
10.1002/agj2.21085

6. Cultural festival, climate change in different phenological phases, and lychee yield in China

Author:
Fafa Yan; Wen'e Qi; Yuyou Chen; Zhimin Zhou
Source:
Agronomy journal 2022 v.114 no.4 pp. 2123-2131
ISSN:
0002-1962
Subject:
Litchi chinensis; agronomy; climate; climate change; litchis; models; phenology; temperature; China
Abstract:
... As one of the biggest agroproducts producers, China plays an important role in the global supply. Yet, climate change inevitably threatens their production and leads to tremendous losses. Furthermore, climatic and nonclimatic factors are likely to influence their producing behaviors and yields. Accordingly, this work aims to explore both the qualitative and quantitative nexus between climate chang ...
DOI:
10.1002/agj2.21050

7. Detection of rice plant disease using AdaBoostSVM classifier

Author:
Kishore Kumar K; Kannan E
Source:
Agronomy journal 2022 v.114 no.4 pp. 2213-2229
ISSN:
0002-1962
Subject:
Oryza sativa; agronomy; air temperature; color; foliar diseases; leaf blight; leaves; prototypes; rice; smut diseases; soil quality; soil temperature; support vector machines; texture; wavelet
Abstract:
... The research in the detection of plant diseases using plant images based on machine learning is widely increased in the field of agriculture. This could be done with the images of infected rice (Oryza sativa L.) plants. The changes in atmospheric condition cause changes in soil condition and in temperature. Both air temperature and soil temperature have distinct roles in crops, which can also lead ...
DOI:
10.1002/agj2.21070

8. Distant somatic hybridization alters the structure of wheat root bacterial microbiota

Author:
Zhengting Yang; Xiaoyan Chen; Yufeng Huang; Jiawang Song; Tianlong Shi; Yuke Li; Xiaoxin Tang; Yin Yi; Fei Li
Source:
Agronomy journal 2022 v.114 no.4 pp. 1952-1962
ISSN:
0002-1962
Subject:
Triticum aestivum; agronomy; bacterial communities; cultivars; genome; host plants; introgression; microorganisms; plant growth; roots; salt tolerance; soil; somatic hybridization; stress tolerance; wheat
Abstract:
... Root microbiota affect the host plant's adaptation to adverse environments. The structure and function of plant root bacterial communities are affected by soil physicochemical properties and plant genotypes. Distant hybridization is a common breeding strategy to introgress the excellent genes of wild relatives into the crop genome. The effect of distant hybridization on the crop root microbiota ha ...
DOI:
10.1002/agj2.20952

9. Eddy covariance quantification of corn water use and yield responses to irrigations on farm‐scale fields

Author:
Saseendran S. Anapalli; Srinivasa R. Pinnamaneni; Krishna N. Reddy; Gurbir Singh
Source:
Agronomy journal 2022 v.114 no.4 pp. 2445-2457
ISSN:
0002-1962
Subject:
Glycine max; Zea mays; agronomy; clay soils; corn; eddy covariance; evapotranspiration; furrows; irrigation management; irrigation water; leaf area index; rowcrops; soybeans; viability; water conservation; Mississippi Delta region
Abstract:
... Furrow irrigations dominate row‐crop irrigation scenarios in many regions worldwide. In this study, corn (Zea mays L.) yield and evapotranspiration (ET) in an all‐furrow irrigation (FI) were compared against irrigations applied through alternate furrows irrigation (SFI, skip‐furrow irrigation) and rainfed (RF) systems on farm‐scale fields in 2017 and 2019 {corn phases of a soybean [Glycine max (L. ...
DOI:
10.1002/agj2.21130

10. Effects of dry bulk density and water content on compressive characteristics of wet clayey paddy soil

Author:
Lianfei Huo; Jianlong Liu; Adnan Abbas; Qishuo Ding; Huixin Wang; Zhongkai Zhou; Lili Meng; Zongchun Bai
Source:
Agronomy journal 2022 v.114 no.4 pp. 2598-2607
ISSN:
0002-1962
Subject:
agronomy; bulk density; paddy soils; risk assessment; soil compaction; water content
Abstract:
... The application of soil compaction models is limited by the lack of soil compression properties and their variations as a function of different physical parameters. This study aimed to explore the effect of dry bulk density and water content on the characteristics of the soil compression curves and compression properties for wet clayey paddy soil. In order to investigate large‐scale soil initial c ...
DOI:
10.1002/agj2.21057

11. Effects of seeding date on grain and biomass yield of intermediate wheatgrass

Author:
Jacob Michael Jungers; Sydney Schiffner; Craig Sheaffer; Nancy Jo Ehlke; Lee DeHaan; Jessica Torrion; Reagan L. Noland; Jose G. Franco
Source:
Agronomy journal 2022 v.114 no.4 pp. 2342-2351
ISSN:
0002-1962
Subject:
Thinopyrum intermedium subsp. intermedium; agronomy; biomass production; costs and returns; dormancy; ecosystems; geographical distribution; grain yield; perennial grasses; snowpack; sowing; spring; summer; vernalization; winter; Kansas
Abstract:
... Intermediate wheatgrass (Thinopyrum intermedium) (IWG) is a perennial grass being domesticated for grain production with potential to provide economic return and ecosystem services across a broad geographic range in North America, yet optimum seeding dates for grain and biomass yield are unknown. Our objective was to determine the effect of late‐summer, fall, and spring seeding dates on grain and ...
DOI:
10.1002/agj2.21083

12. Evaluating cool‐season grass species as potential perennial groundcover for maize production

Author:
Allen Chen; Shui‐zhang Fei; Andrew William Lenssen; Kenneth J. Moore
Source:
Agronomy journal 2022 v.114 no.4 pp. 2415-2429
ISSN:
0002-1962
Subject:
Festuca rubra subsp. rubra; Poa pratensis; Poa secunda; Zea mays; agronomy; cold season; cool season grasses; corn; crop residues; ethanol; fuel production; grain quality; grain yield; runoff; soil quality; turf grasses; vegetation cover
Abstract:
... Removal of crop residue poses negative consequences for soil health, nutrient leaching, and runoff. Perennial groundcovers (PGC) provide a method of maintaining soil health while allowing the sustainable intensification of maize (Zea mays L.) systems for biofuel production by providing groundcover for several years. However, previous studies have only evaluated a few varieties of PGC. We conducted ...
DOI:
10.1002/agj2.21087

13. Flood tolerance and flood loss predictions for tepary bean across the U.S. Southern Great Plains

Author:
Travis W. Witt; K. Colton Flynn; Cindy Villavicencio; Brian K. Northup
Source:
Agronomy journal 2022 v.114 no.4 pp. 2169-2179
ISSN:
0002-1962
Subject:
Glycine max; Phaseolus acutifolius var. acutifolius; Phaseolus vulgaris; agronomy; beans; biomass production; cropland; drought; flooding tolerance; genome; heat; nitrogen content; pests; soybeans; summer; temperature; Kansas; Mexico; Oklahoma; Sonoran Desert
Abstract:
... Flooding can cause billions of dollars in crop losses per year. One method to combat susceptibility to flooding is through the identification and use of crops that withstand short flooding events. Tepary bean (Phaseolus acutifolius A. Gray) is an underused crop native to North America and currently grown in small amounts by the indigenous peoples of the Sonoran Desert of northern Mexico and southw ...
DOI:
10.1002/agj2.21084

14. Improvements in soil properties under adaptive multipaddock grazing relative to conventional grazing

Author:
Samantha Mosier; Steve Apfelbaum; Peter Byck; Jim Ippolito; M. Francesca Cotrufo
Source:
Agronomy journal 2022 v.114 no.4 pp. 2584-2597
ISSN:
0002-1962
Subject:
A horizons; agronomy; base saturation; cation exchange capacity; cattle; electrical conductivity; grassland management; grassland soils; mineralization; regrowth; runoff; soil organic matter; soil quality; soil structure; vegetation
Abstract:
... Within managed ecosystems, such as some livestock grazed grasslands, soil physical, chemical, and biological properties may be severely compromised relative to native grasslands. Conventional grazing (CG) management, commonly referred to as continuous grazing, can affect soil properties and health by reducing soil C stocks and other available nutrients, while creating bare patches in vegetation th ...
DOI:
10.1002/agj2.21135

15. In vitro embryo formation and plantlet regeneration from unpollinated ovaries of Lilium L

Author:
Zhengguang Zhai; Chongxi Liu; Songqing Huang; Pengfei Xie; Qingfu Zhang; Song Guo; Hailin Cai; Yufan Li; Ruidong Jia; Yanfang Cai; Jiren Chen; Wei‐ai Zeng
Source:
Agronomy journal 2022 v.114 no.4 pp. 2132-2139
ISSN:
0002-1962
Subject:
2,4-D; Lilium; agronomy; benzyladenine; chromosomes; flower buds; flowers; gynogenesis; haploidy; kinetin; ovules; picloram; plant growth; plantlets; root tips
Abstract:
... The in vitro culture of unpollinated ovaries is one of the techniques used to induce gynogenesis. To explore the mechanism of lily gynogenesis and obtain haploids to shorten the breeding cycle, the in vitro effects of flower bud sampling time, exogenous plant growth regulators (PGRs), and different concentrations of picloram on embryo formation in unpollinated ovaries of Lilium L. ‘Sorbonne’ (orie ...
DOI:
10.1002/agj2.21060

16. Integrated agronomy for high yield and stable flax production in Canada

Author:
Dilshan I. Benaragama; Eric N. Johnson; Robert H. Gulden; Christian J. Willenborg
Source:
Agronomy journal 2022 v.114 no.4 pp. 2230-2242
ISSN:
0002-1962
Subject:
Linum usitatissimum; agronomy; crop yield; fertilizers; flax; fungicide application; no-tillage; plant density; pyraclostrobin; soil; Manitoba; Saskatchewan
Abstract:
... Integrating agronomic practices can be useful in increasing flax (Linum usitatissimum L.) yield under biotic or abiotic constraints. A study was conducted to determine the combined effect of seeding density, row spacing, fertilizer, and fungicide application on no‐till flax yields at three locations (7 site‐years) in Saskatchewan and Manitoba, Canada. The four treatments were plant density; low (1 ...
DOI:
10.1002/agj2.21078

17. Management practices effects on Zanthoxylum planispinum ‘dintanensis’ fruit quality

Author:
Yanghua Yu; Yanping Song; Yitong Li
Source:
Agronomy journal 2022 v.114 no.4 pp. 2095-2104
ISSN:
0002-1962
Subject:
Zanthoxylum armatum; agronomy; ascorbic acid; cystine; desertification; detection limit; fruit quality; irrigation; methionine; pericarp; vitamin E; China
Abstract:
... In this work, field control experiments were conducted to clarify the effects of three management practices (dwarf and close planting + no sprinkling irrigation (A₁), dwarf and close planting + sprinkling irrigation (A₂), and natural growth (CK) on the quality of pericarp of Zanthoxylum planispinum ‘dintanensis’ in a plantation setting in a rocky desertification area of Central Guizhou Province. T ...
DOI:
10.1002/agj2.21034

18. Maximizing spring wheat productivity in the eastern Canadian Prairies II. Grain nitrogen, grain protein, and nitrogen use

Author:
Amy Mangin; Anita Brûlé‐Babel; Don Flaten; Jochum Wiersma; Yvonne Lawley
Source:
Agronomy journal 2022 v.114 no.4 pp. 2389-2406
ISSN:
0002-1962
Subject:
Triticum aestivum; agronomy; flowering; grain nitrogen content; grain protein; high-yielding varieties; nitrogen; nitrogen fertilizers; nutrient use efficiency; plant growth substances; protein content; risk; spring wheat; Manitoba
Abstract:
... The marketability of spring wheat (Triticum aestivum L.) across the Canadian prairies is largely dependent on grain protein content. New high‐yielding cultivars require a large investment in fertilizer N to achieve milling quality standards. When high rates of N fertilizer are applied, N use efficiencies tend to decrease, lowering returns on investment. The objectives of this study were to identif ...
DOI:
10.1002/agj2.21080

19. Methane production and microbial community characteristics of anaerobic codigestion of straws and chicken manure

Author:
Lei Feng; Jianan Song; Xiaofei Zhen
Source:
Agronomy journal 2022 v.114 no.4 pp. 2113-2122
ISSN:
0002-1962
Subject:
Archaea; Bacteroides; Megasphaera; agronomy; amylases; anaerobic digestion; carboxylic ester hydrolases; cellulose; community structure; feedstocks; lignin; methane; methane production; microbial communities; pH; poultry manure; proteinases; straw
Abstract:
... Previous studies showed that chicken manure and straws can be used as a feedstock in the production of methane during anaerobic digestions. The objective was to determine the best mixture of chicken manure and straw in the production of methane during anaerobic digestion. In this study the effect of three volatile solid (VS) rations on methane output, pH, hydrolase activity, and microbial communit ...
DOI:
10.1002/agj2.21049

20. Optimizing quinoa growth cycle duration in northeast England by varying the sowing date

Author:
Israel Domingos; Paul Bilsborrow
Source:
Agronomy journal 2022 v.114 no.4 pp. 2186-2199
ISSN:
0002-1962
Subject:
Chenopodium quinoa; agronomy; antioxidants; food security; grain yield; harvest index; plant establishment; protein content; temperate zones; England
Abstract:
... Quinoa (Chenopodium quinoa Willd.) is attracting interest as a key contributor to global food and nutritional security. This study evaluated the effects of and interactions between sowing date (mid‐April vs. early May) and variety (‘Atlas’ and ‘Jessie’) on the performance of quinoa in northeast England over three seasons (2016–2018). Grain yield was about 1 Mg ha⁻¹ on average across all treatments ...
DOI:
10.1002/agj2.21131