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Showing 1 to 20 of 21 for “"Avena sativa L."”.
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Molecular Marker Applications in Oat (Avena Sativa L.) Breeding and Germplasm Diagnostics
… purity assessment and trait selection in oat (Avena sativa L.). KBioscience’s Allele-Specific PCR (KASP™) and genotyping-by-sequencing (GBS) technologies were applied to a set of current Canadian oat cultivars to evaluate their utility for identifying cultivars and detecting intra-cultivar …
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Effect of temperature and daylength on the phenological development of oats (Avena sativa L.)
The abiotic factors, temperature and daylength, are mainly responsible for phonological development in cereals. They influence the time of panicle development on the shoot apex, panicle emergence, anthesis and grain-filling which contribute to crop yield and quality. The objective of the research …
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Genética e mapeamento molecular da resistência parcial à ferrugem da folha da aveia (Avena sativa L.)
A ferrugem da folha é a moléstia de maior importância econômica para a cultura da aveia e a resistência qualitativa, geralmente utilizada para o seu controle, apresenta pouca durabilidade. A utilização de resistência parcial, caracterizada pelo progresso lento da moléstia, tem sido reconhecida como …
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Herança genética e mapeamento molecular da tolerância à toxidade do alumínio em aveia (Avena sativa L.)
… de maior produtividade na cultura da aveia (Avena sativa L.). O desenvolvimento de genótipos tolerantes a altos níveis de toxidez ao alumínio é uma alternativa mais barata e viável para o cultivo em solos com subsolo ácidos. Os objetivos deste estudo foram avaliar genótipos de aveia quanto à …
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Effects of barley yellow dwarf virus and environment on grain avenanthramide concentration in spring oat (Avena sativa L.)
… that oats provide to a healthy human diet. Avenanthramides (AVNs) are a group of phytochemicals, which are unique to oats among cereal grains that provide health benefits through antioxidant activity among other biological activities. While approximately forty AVNs have been identified from …
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Estabelecimento de pyrenophora avenae Ito & Kurib, em grãos de aveia (Avena sativa L.) em formação sob condições de campo
… mancha foliar e do grão causada por Pyrenophora avenae. Por ser um patógeno necrotrófico, é extremamente dependente dos restos culturais da aveia para sobreviver entre uma estação de cultivo e outra. Assim, a suscetibilidade do hospedeiro, a presença de inóculo do patógeno e condições ambientais …
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Efecto del genotipo sobre la productividad y composición química de la biomasa forrajera y grano en avena (Avena sativa L.)
… doble propósito en diferentes cultivares de avena. Durante dos años, 14 cultivares de Avena sativa y 4 de Avena byzantina fueron sembrados a principios de marzo, para evaluar producción de biomasa forrajera y grano doble propósito (DP), y a mediados de junio para evaluar producción de grano …
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Genetic and Environmental Responses of Harvest Index and Other Agronomic Traits in Winter Wheat (Triticum Aestivum L.) and Spring Oats (Avena Sativa L.)
Two experiments conducted with winter wheat and spring oats investigated the potential of several agronomic traits, especially harvest index, total dry matter production, and growth rate, for improving grain yield. The effect of four nitrogen fertilizer treatments on harvest index, grain yield, …
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Seleção recorrente para rendimento de grãos em aveia (Avena sativa L.) : identificação do tipo de unidade experimental para a avaliação, da geração de seleção e da variabilidade dos genitores
Seleção recorrente é um método indicado para o melhoramento de características quantitativas, como rendimento de grãos em aveia. Consiste em selecionar e recombinar de forma cíclica genótipos superiores de uma população geneticamente variável. Sua implantação depende do estabelecimento de uma …
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Control of barley yellow dwarf virus (BYDV) in oat and wheat and identification of a RAPD marker associated with BYDV tolerance in oat
… F$\sb3$ plants from intraspecific spring oat (Avena sativa L.) crosses were grown in the greenhouse using a modified single-seed descent method with 100 plants per 15 cm pot. Subpopulations were inoculated with the BYDV-PAV-IL strain (1) in the F$\sb2$ generations only, and (2) in the F$\sb2$ …
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Influence of Different Crops on the Population Dynamics of the Western Corn Rootworm, Diabrotica Virgifera Virgifera LeConte, in East Central Illinois
… mays L.), soybean (Glycine max L.), oat stubble (Avena sativa L.), and alfalfa ( Medicago sativa L.) on adult densities, ovary development, and oviposition of the new strain of western corn rootworm was studied. The influence of different planting dates on oviposition and emergence also were …
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La vicia villosa como cultivo de cobertura : efectos de corto plazo sobre el suelo y la productividad del maíz bajo riego en el valle bonaerense del Río Colorado
… (dried in different moments) and oats crops (Avena Sativa L.) and a fallow plot as a reference treatment. The two-week delay in the drying, increased vetch production by 3.6 Mg DM ha -1 and N content by 126 Kg N ha-1. Moreover, as a result of the use of vetch as prede-cessor, there was a …
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The oat-crown rust pathosystem: an interaction of a plant, a pathogen, and time
… by the fungal pathogen Puccinia coronata f. sp. avenae Erikss. (Pca), is a dynamic and devastating disease of cultivated oat (Avena sativa L.). In this research, I found that the North American Pca population has gained many virulences over the past thirty years and that the Pca isolates …
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Cover Crop Systems Impact on Biomass Production, Carbon-to-Nitrogen Ratio, Forage Quality, and Soil Health Indices in a Semiarid Environment.
… annual ryegrass (Lolium multiflorum Lam.), oat (Avena sativa L.), faba bean (Vicia faba L.), yellow sweetclover [Melilotus officinalis (L.) Lam], winter pea (Pisum sativum L.) and two three-species mixtures (Cover crop mixture 1 [Mix 1]: annual ryegrass + faba bean + yellow sweetclover and Mix 2: …
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Effects of Seed Applied Fungicide on Arbuscular Mycorrhizal Colonization of South Dakota Cultivars of Oat, Soybean, and Corn
… soybean (<em>Glycine max L</em>.) and oat (<em>Avena sativa L</em>.); corn (<em>Zea mays L.</em>) was later added to the study. The most responsive oat and soybean varieties, plus the corn varieties, were treated with either one of three different fungicides (Raxil MD, Stamina F3 Cereals, or …
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Molecular markers associated with barley yellow dwarf virus tolerance in spring oat and their utilization in predictive breeding
… yield losses in many cereals including oat (Avena sativa L.). Phenotyping for disease sensitivity is time consuming, laborious and requires viruliferous aphids for inoculations. Until recently, the molecular marker technology in oat has not allowed for many marker-trait association studies to …
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Potencial de espécies vegetais para fitorremediação de um solo contaminado por arsênio
… azevém (Lolium multiflorum L.) aveia preta (Avena sativa L.), leguminosas arbustivas - feijão guandu (Cajanus cajan L.), sesbania (Sesbania virgata Cav.), leucena (Leucaena leucocephala L.) e espécies de eucaliptos - Eucaliptus grandis Hill, E. cloeziana (F. Muell), E. urophylla (S.T. Black), …
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Response of Soil Properties to 23-25 Years of Diverse Crop Rotations and Tillage Systems in South Dakota, USA
… (Glycine max L.), 3-yr; maize-soybean-oat (Avena sativa L.), and 4-yr; maize-soybean-oat-wheat (Triticum aestivum L.)] managed under two tillage systems (NT and CT; conventional- tillage). Soil sampling was conducted only after maize harvest (maize phase) and soybean (soybean phase) harvest …
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Diversifying crop systems by developing intercropping breeding strategies for improving forage yield and quality in oat-legume mixtures
… livestock feed. In the Midwest, oat (Avena sativa L.) is commonly intercropped with field pea (Pisum sativum L.) to improve forage performance. Despite these advantages, breeding progress for forage mixtures remains slow due to the logistical challenges of evaluating numerous genotype …
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