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You searched for: Journal name Acta agriculturæ Scandinavica Remove constraint Journal name: Acta agriculturæ Scandinavica Publication Year 2020 Remove constraint Publication Year: 2020
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1. Alleviation of drought stress in maize (Zea mays L.) by using endogenous endophyte Bacillus subtilis in North West Himalayas

Author:
Gaurav Sood; Rajesh Kaushal; Minakshi Sharma
Source:
Acta agriculturæ Scandinavica 2020 v.70 no.5 pp. 361-370
ISSN:
1651-1913
Subject:
1-aminocyclopropane-1-carboxylic acid; Bacillus subtilis; Zea mays; amino acid composition; carboxylic acids; catalase; chlorophyll; corn; endophytes; enzyme activity; field capacity; indigenous species; nutrients; peroxidase; phytomass; plant growth-promoting rhizobacteria; reactive oxygen species; rhizosphere; ribosomal DNA; roots; sowing; superoxide dismutase; water stress; Himalayan region
Abstract:
... In the present study, we reported the isolation and molecular characterisation of 1-aminocyclopropane-1-carboxylic acid (ACC) deaminase-producing endophyte and its effect on alleviating drought stress in maize. Ten morphologically distinct indigenous plant growth-promoting rhizobacteria (PGPR) from maize roots and rhizosphere were screened for multiple plant growth-promoting (PGP) traits, and of t ...
DOI:
10.1080/09064710.2020.1743749

2. Assessing the climate and eutrophication impacts of grass cultivation at five sites in Sweden

Author:
Johan Nilsson; Pernilla Tidåker; Cecilia Sundberg; Kajsa Henryson; Brian Grant; Ward Smith; Per-Anders Hansson
Source:
Acta agriculturæ Scandinavica 2020 v.70 no.8 pp. 605-619
ISSN:
1651-1913
Subject:
agricultural land; agroecosystems; carbon sequestration; clay; climate; emissions; environmental assessment; eutrophication; life cycle assessment; manufacturing; methodology; mineral fertilizers; models; organic carbon; perennial grasses; sandy loam soils; silty clay loam soils; soil texture; weather; Sweden
Abstract:
... In this study, Life Cycle Assessment (LCA) methodology was combined with the agro-ecosystem model DNDC to assess the climate and eutrophication impacts of perennial grass cultivation at five different sites in Sweden. The system was evaluated for two fertilisation rates, 140 and 200 kg N ha⁻¹. The climate impact showed large variation between the investigated sites. The largest contribution to the ...
DOI:
10.1080/09064710.2020.1822436

3. Assessing the genetic diversity conserved in the Norwegian live poultry genebank

Author:
C. Brekke; L. F. Groeneveld; T. H. E. Meuwissen; N. Sæther; S. Weigend; P. Berg
Source:
Acta agriculturæ Scandinavica 2020 v.69 no.1-2 pp. 68-80
ISSN:
1651-1972
Subject:
chickens; eggs; gene banks; genetic variation; genotyping; Norway
Abstract:
... The aim of this study was to evaluate genetic diversity within and between lines at the Norwegian live poultry gene bank as well as assessing the conservation value in an international context. Eight lines including the national breed, Jærhøns, were genotyped with the 600K Affymetrix® Axiom® Chicken Genotyping Array. The white egg layers were generally more inbred than the brown layers. Comparativ ...
DOI:
10.1080/09064702.2020.1727560

4. Assessment of terminal drought tolerance among elite wheat (Triticum aestivum L.) genotypes using selected agronomic and physiological traits

Author:
Zamalotshwa Thungo; Hussein Shimelis; Alfred O. Odindo; Jacob Mashilo
Source:
Acta agriculturæ Scandinavica 2020 v.70 no.3 pp. 177-194
ISSN:
1651-1913
Subject:
Triticum aestivum; breeding; canopy; chlorophyll; drought; drought tolerance; genotype; genotype-environment interaction; grain yield; greenhouses; heading; leaves; parents; physiological response; seeds; selection response; stomatal conductance; temperature; tillers; wheat
Abstract:
... The selection response of wheat (Triticum aestivum L.) under water-limited condition can be enhanced through breeding novel genotypes possessing drought-adaptive and yield-related agronomic and physiological traits. The objective of this study was to evaluate terminal drought tolerance among bread wheat genotypes and select superior parents for breeding. Agronomic and physiological responses of 28 ...
DOI:
10.1080/09064710.2019.1691644

5. Assessment of the genetic diversity and population structure of rice genotypes using SSR markers

Author:
William Titus Suvi; Hussein Shimelis; Mark Laing; Isack Mathew; Admire Isaac Tichafa Shayanowako
Source:
Acta agriculturæ Scandinavica 2020 v.70 no.1 pp. 76-86
ISSN:
1651-1913
Subject:
Oryza sativa; genetic background; genetic distance; genetic variation; microsatellite repeats; parents; plant breeding; population structure; rice; variance; Tanzania
Abstract:
... Genetic diversity is a pre-requisite for rice (Oryza sativa L.) breeding and population development. Hence, the objective of this study was to assess the genetic diversity and population structure of 54 rice accessions using 14 polymorphic simple sequence repeats (SSR) markers to select unique parents for breeding. Data analysis was based on marker and population genetic parameters. The mean polym ...
DOI:
10.1080/09064710.2019.1670859

6. Assessment of the impact of climate change on the latency period of leaf rust on triticale in Poland

Author:
Andrzej Wójtowicz; Marek Wójtowicz; Roland Sigvald; Bartosz Czernecki; Henryk Ratajkiewicz; Agnieszka Łacka; Maciej Zacharczuk; Maria Pasternak
Source:
Acta agriculturæ Scandinavica 2020 v.70 no.3 pp. 195-207
ISSN:
1651-1913
Subject:
climate change; climate models; disease outbreaks; disease severity; leaf rust; meteorological data; prediction; probability; temperature; triticale; Poland
Abstract:
... Disease development in plants is strongly dependent on weather conditions, with temperature playing a particularly significant role by influencing latency period duration. Using two models describing the relationship between latency period and temperature, we performed simulations aimed at predicting changes in the latency period of leaf rust (Puccina recondita f. sp. tritici) on triticale in resp ...
DOI:
10.1080/09064710.2019.1696394

7. Associations between litter size and medical treatment of sows during farrowing and lactation

Author:
E. Andersson; J. Frössling; R. Westin; B. Algers; S. Gunnarsson
Source:
Acta agriculturæ Scandinavica 2020 v.69 no.3 pp. 176-182
ISSN:
1651-1972
Subject:
early lactation; farms; litter size; medical treatment; milk ejection; odds ratio; piglets; regression analysis
Abstract:
... Sow litter sizes have increased recently, and there is a lack of data on the effect of litter size on sow health and sow medical treatment. This study investigated associations between litter size and medical treatment of sows, using data for a 10-year period from one Swedish research farm. The data comprised 1947 litters from 655 Yorkshire sows. Association between litter size and medical treatme ...
DOI:
10.1080/09064702.2020.1779800

8. Biocontrol of soil diseases and soil profile associated with rhizosphere of rice (Oryza sativa Subsp. Japonica) growing paddy fields in Kansai region, Japan

Author:
Hosne Ara Dilzahan; Masaaki Yoshida; Maya Umeda; Michelle Ann Calubaquib; Nolissa Delmo Organo; Andre Freire Cruz
Source:
Acta agriculturæ Scandinavica 2020 v.70 no.5 pp. 444-455
ISSN:
1651-1913
Subject:
Acidobacteria; Actinobacteria; Bacillus aryabhattai; Bacillus megaterium; Chloroflexi; Oryza sativa; Planctomycetes; Proteobacteria; Thanatephorus cucumeris; bacterial communities; bacterial diseases of plants; biological control; greenhouse production; leaf blight; management systems; paddies; pathogens; rhizosphere; rhizosphere bacteria; rice; rice soils; soil profiles; Japan
Abstract:
... This research focused on in vitro and in vivo biocontrol of two major rice diseases, Bacterial Leaf Blight caused by Xanthomonus oryzae pv oryzae (Xoo) and Sheath Blight caused by Rhizoctonia solani. Furthermore, the soil of paddy fields in Kansai region, Japan was analysed for the presence of these pathogens, and their microbial communities were evaluated according to the location and management ...
DOI:
10.1080/09064710.2020.1767192

9. Biological control: a sustainable and practical approach for plant disease management

Author:
Moh Tariq; Amir Khan; Mohd Asif; Faryad Khan; Taruba Ansari; Mohammad Shariq; Mansoor A. Siddiqui
Source:
Acta agriculturæ Scandinavica 2020 v.70 no.6 pp. 507-524
ISSN:
1651-1913
Subject:
Nematoda; antibiotics; beneficial microorganisms; biological control; biological control agents; disease control; enzymes; food contamination; fungi; growth promotion; intensive farming; nutrition; plant growth; plant pathogens; pollution; rhizosphere; secretion; siderophores; soil; soil fertility
Abstract:
... This review deals with the mechanism of antagonistic action of bacterial and fungal biocontrol agents such as the production of antibiotics, siderophores, enzyme secretion, competition for nutrition, plant growth promotion by rhizosphere microorganism. The utilisation of synthetic pesticides has been the predominant control processor for diseases brought about by phytopathogenic microorganisms. No ...
DOI:
10.1080/09064710.2020.1784262

10. Biostimulants’ influence on tomato fruit characteristics at conventional and low-input NPK regime

Author:
Izudin Klokić; Ivana Koleška; Dino Hasanagić; Senad Murtić; Borut Bosančić; Vida Todorović
Source:
Acta agriculturæ Scandinavica 2020 v.70 no.3 pp. 233-240
ISSN:
1651-1913
Subject:
amino acids; antioxidant activity; flavonoids; fruit characteristics; humic acids; nutrition; phenols; plant growth; tomatoes
Abstract:
... Plant biostimulants are commercial products based on different chemical substances used to enhance plant growth and productivity. The effects of biostimulants, Megafol and Viva, with different dominant compositions (amino acids and humic acids) on two tomato cultivars (cv. Gravitet F1 and cv. Minaret F1) exposed to conventional and low-input macronutrient nutrition were investigated. Application o ...
DOI:
10.1080/09064710.2019.1711156

11. Changes in soil organic carbon fractions and bacterial community composition under different tillage and organic fertiliser application in a maize−wheat rotation system

Author:
Daijing Zhang; Xueqian Yang; Yanjie Wang; Jiejing Zong; Jianhui Ma; Chunxi Li
Source:
Acta agriculturæ Scandinavica 2020 v.70 no.6 pp. 457-466
ISSN:
1651-1913
Subject:
Proteobacteria; bacteria; bacterial communities; community structure; cropping systems; deep tillage; fertilizer application; growing season; microbial carbon; no-tillage; organic fertilizers; soil organic carbon; soil quality; soil structure; summer; winter wheat; China
Abstract:
... The objective of this study was to assess the impact of different tillage and organic fertiliser regimes on soil carbon fractions and bacterial community composition within a maize–wheat cropping system. We conducted a six-year experiment on the Huang-Huai-Hai Plain of China. Six treatments were established: deep tillage (DT), shallow tillage (ST), no-tillage (NT), deep tillage with organic fertil ...
DOI:
10.1080/09064710.2019.1700301

12. Chinese herbal medicine for SARS and SARS-CoV-2 treatment and prevention, encouraging using herbal medicine for COVID-19 outbreak

Author:
Mohamad Hesam Shahrajabian; Wenli Sun; Hong Shen; Qi Cheng
Source:
Acta agriculturæ Scandinavica 2020 v.70 no.5 pp. 437-443
ISSN:
1651-1913
Subject:
COVID-19 infection; Oriental traditional medicine; Severe acute respiratory syndrome coronavirus 2; antiviral properties; herbal medicines; herbs; immune system; China
Abstract:
... Chinese herbs and plants have been used as traditional medicine, immune system booster for human being for thousands of years in China and other parts of Asia. Seven coronaviruses are known to infect humans, three of them are serious which are SARS (severe acute respiratory syndrome), MERS (Middle East respiratory syndrome), and SARS-CoV-2 (Covid-19). In this mini-review article, we have mentioned ...
DOI:
10.1080/09064710.2020.1763448

13. Clustering the relationship matrix as a supportive tool to maintain genetic diversity in the Scandinavian cold-blooded trotter

Author:
Hanne Fjerdingby Olsen; Gunnar Klemetsdal
Source:
Acta agriculturæ Scandinavica 2020 v.69 no.1-2 pp. 109-117
ISSN:
1651-1972
Subject:
additives; breeds; genetic traits; genetic variation; mares; sires; solutions
Abstract:
... In the joint breeding population of the Norwegian and North-Swedish cold-blooded trotters, formerly suggested actions concerning sire selection strategies due to reduced genetic variation have not been implemented. The aim of this study was therefore to update the status regarding genetic variation and to explore the cluster structure and evaluate if such a tool could give an immediate action to m ...
DOI:
10.1080/09064702.2018.1542452

14. Conservation of the dark bee (Apis mellifera mellifera): Estimating C-lineage introgression in Nordic breeding stocks

Author:
L. F. Groeneveld; L. A. Kirkerud; B. Dahle; M. Sunding; M. Flobakk; M. Kjos; D. Henriques; M. A. Pinto; P. Berg
Source:
Acta agriculturæ Scandinavica 2020 v.69 no.3 pp. 157-168
ISSN:
1651-1972
Subject:
Apis mellifera mellifera; ancestry; genetic stability; genetic variation; genotype-environment interaction; genotyping; honey; introgression; morphometry; purebreds
Abstract:
... Displacement and admixture are threatening the survival and genetic integrity of the European dark bee, Apis mellifera mellifera. Studies on the phenotype-genotype map and genotype by environment interactions in honey bees are demonstrating that variation at subspecies level exists and is worth conserving. SNP-based tools for monitoring genetic integrity in bees have been developed, but are not ye ...
DOI:
10.1080/09064702.2020.1770327

15. Density-dependent growth response and sensitivity of Meloidogyne incognita to Maerua angolensis and Tabernaemontana elegans: Card model

Author:
M. C. Khosa; Z. P. Dube; M. Tselanyane; G. Fouche; D. De Waele; M. S. Daneel
Source:
Acta agriculturæ Scandinavica 2020 v.70 no.1 pp. 24-30
ISSN:
1651-1913
Subject:
Maerua; Meloidogyne incognita; Tabernaemontana; juveniles; minimum inhibitory concentration; models; mortality; plant extracts
Abstract:
... Curve-fitting Allelochemical Response Dosage (CARD) computer-based model has proven to be a valuable tool in the definition of dosage response relationships between organisms and various plant extracts. Its use in the explanation of the relationship between Maerua angolensis and Tabernaemontana elegans concentrations and Meloidogyne incognita second-stage juvenile (J2) hatch and mortality has not ...
DOI:
10.1080/09064710.2019.1663913

16. Dietary addition of soybean oil on performance, rumen fermentation and meat quality of finishing lambs

Author:
Jorge Vicente; Jordán Vallejo; Samuel López-Aguirre; Héctor Lee-Rangel; Manuel Martínez-Hernández; Pedro Paredes-Ramos; Juan Pinos-Rodríguez
Source:
Acta agriculturæ Scandinavica 2020 v.69 no.4 pp. 203-209
ISSN:
1651-1972
Subject:
Rambouillet; acetates; diet; energy intake; fermentation; lipid content; males; meat; meat quality; muscles; pH; soybean oil
Abstract:
... To evaluate dietary addition of soybean oil (SBO) on growth, rumen fermentation, carcass and meat traits, 21 male Rambouillet lambs (2.5-mo-old and weighing 18 ± 1.45 kg) were distributed randomly to a diet with 0, 25 or 50 g SBO/kg dry matter. Trial lasted 60 d. Dietary SBO did not affect growth, carcass traits or muscle conformation. Energy intake, dorsal fat and fatness degree, as well as rumen ...
DOI:
10.1080/09064702.2020.1791949

17. Distribution and phenotypic characteristics of common bean (Phaseolus vulgaris L.) nodulating bacteria in diverse soils

Author:
Fanuel Kawaka; John Muoma
Source:
Acta agriculturæ Scandinavica 2020 v.70 no.7 pp. 564-571
ISSN:
1651-1913
Subject:
Phaseolus vulgaris; bacteria; beans; color; cropping systems; culture media; nitrogen fixation; phenotype; root nodules; soil
Abstract:
... Bacteria were isolated from the root nodules using common bean as a trap host. Growth and morphological characteristics of the bacterial isolates were described on yeast extract mannitol mineral salts agar and broth media. The results showed that over 67% of the isolates produced extracellular polysaccharide with an entire margin and convex elevation. The others differentiated into cream yellow, c ...
DOI:
10.1080/09064710.2020.1807595

18. Diversity analysis of provitamin A maize inbred lines using single nucleotide polymorphism markers

Author:
Aleck Kondwakwenda; Julia Sibiya; Assefa B. Amelework; Rebecca Zengeni
Source:
Acta agriculturæ Scandinavica 2020 v.70 no.4 pp. 265-271
ISSN:
1651-1913
Subject:
Zea mays; breeding programs; carotenes; cluster analysis; corn; genetic distance; genetic structure; genetic variation; genotyping; heterosis; hybrids; inbred lines; plant breeding; single nucleotide polymorphism; tropical agriculture
Abstract:
... The success of a breeding programme can be determined by the level of genetic diversity that exists among breeding materials. This study was carried out to (i) determine the level of genetic diversity that exist among the collection of tropical provitamin A maize inbred lines and (ii) evaluate the genetic structure and divergence of provitamin A maize inbred lines. Forty-six advanced provitamin A ...
DOI:
10.1080/09064710.2020.1718198

19. Do mycorrhizae influence cover crop biomass production?

Author:
Ibrahim Ortas; Celal Yucel
Source:
Acta agriculturæ Scandinavica 2020 v.70 no.8 pp. 657-666
ISSN:
1651-1913
Subject:
Carthamus tinctorius; Cenchrus americanus; Trifolium alexandrinum; Vicia sativa subsp. sativa; biogeochemical cycles; biomass production; carbon; cover crops; crop production; inoculum; mixed cropping; mixed stands; mycorrhizae; peas; pot culture; radishes; soil; soil organic matter
Abstract:
... A completely randomized factorial experiment was conducted to evaluate the growth and biomass production of single- and mixed crop species inoculated with mycorrhizae. Radish, (R), safflower (SF), pearl-millet (PM), mustard (M), field peas ((FP), faba-bean (FB), common vetch (CV), and berseem clover (BC) and their blends as R-SF-PM-M, FP-FB-CV-BC, R-SF-PM-M-FP-FB-CV-BC, R-SF-M-FP-FB-CV-BC, and PM- ...
DOI:
10.1080/09064710.2020.1833975

20. Effect of liming products on soil detachment resistance, measured with a cohesive strength meter

Author:
Daniel Aviles; Kerstin Berglund; Ingrid Wesström; Abraham Joel
Source:
Acta agriculturæ Scandinavica 2020 v.70 no.1 pp. 48-55
ISSN:
1651-1913
Subject:
agricultural land; biochar; composts; liming; soil amendments; soil structure
Abstract:
... Good soil structure is important for achieving high productivity of agricultural land and also affects the ability of soil to withstand erosive forces. Given the importance of soil structure, efforts are commonly made to improve it, usually by application of amendments of different kinds (e.g. lime, biochar, compost, manure etc.). However, little is known about the effect of these amendments on th ...
DOI:
10.1080/09064710.2019.1668475