Multi-Environment Analysis of Grain Yield and Quality Traits in Oat (Avena sativa L.)

Oat is used for food, in animal feeding and non-food products. Twenty-five oat genotypes were evaluated at six different environments to determine high-yielding, good-quality and stable genotypes. Experiments were conducted in randomized blocks design with 4 replications. Grain yield, plant height,...

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Main Author: Özge Doğanay Erbaş Köse
Format: Article
Language:English
Published: Ankara University 2022-04-01
Series:Journal of Agricultural Sciences
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Online Access:https://dergipark.org.tr/tr/download/article-file/1626612
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author Özge Doğanay Erbaş Köse
author_facet Özge Doğanay Erbaş Köse
author_sort Özge Doğanay Erbaş Köse
collection DOAJ
description Oat is used for food, in animal feeding and non-food products. Twenty-five oat genotypes were evaluated at six different environments to determine high-yielding, good-quality and stable genotypes. Experiments were conducted in randomized blocks design with 4 replications. Grain yield, plant height, test weight, thousand-grain weight, screening percentage, groat percentage, protein, β-glucan and starch contents were evaluated for 25 oat genotypes. Genotype, environment and genotype × environment interaction had extremely important effects on yield and quality of oat grains. The additive main effects and multiplicative interactions analysis disclosed important genotype and environmental effects in addition to genotype by environmental interaction according to grain yield. Using AMMI analysis, three promising oat genotypes (G1, G3 and G7) were defined in comparison to the cultivars and these genotypes had 4.03, 3.77 and 3.70 t ha-1, respectively. AMMI-2 biplot revealed that E6 was the most discriminating environment for grain yield of oat genotypes. Genotype-by-trait (GT) biplot explained 54.9% of total variation. Grain yield were positive associated with all traits except plant height. G1, G3 and G7 genotypes, which showed the best performance and higher stability, also had good quality traits.
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spelling doaj-art-2d35a30c79de41ce8f8314bf89de11792025-08-20T03:18:33ZengAnkara UniversityJournal of Agricultural Sciences1300-75802148-92972022-04-0128227828610.15832/ankutbd.89351745Multi-Environment Analysis of Grain Yield and Quality Traits in Oat (Avena sativa L.)Özge Doğanay Erbaş Köse0Bilecik Şeyh Edebali Üniversitesi Ziraat ve Doğa Bilimleri Fakültesi Tarla Bitkileri BölümüOat is used for food, in animal feeding and non-food products. Twenty-five oat genotypes were evaluated at six different environments to determine high-yielding, good-quality and stable genotypes. Experiments were conducted in randomized blocks design with 4 replications. Grain yield, plant height, test weight, thousand-grain weight, screening percentage, groat percentage, protein, β-glucan and starch contents were evaluated for 25 oat genotypes. Genotype, environment and genotype × environment interaction had extremely important effects on yield and quality of oat grains. The additive main effects and multiplicative interactions analysis disclosed important genotype and environmental effects in addition to genotype by environmental interaction according to grain yield. Using AMMI analysis, three promising oat genotypes (G1, G3 and G7) were defined in comparison to the cultivars and these genotypes had 4.03, 3.77 and 3.70 t ha-1, respectively. AMMI-2 biplot revealed that E6 was the most discriminating environment for grain yield of oat genotypes. Genotype-by-trait (GT) biplot explained 54.9% of total variation. Grain yield were positive associated with all traits except plant height. G1, G3 and G7 genotypes, which showed the best performance and higher stability, also had good quality traits.https://dergipark.org.tr/tr/download/article-file/1626612ammibiplotβ-glucangrain yieldoatprotein
spellingShingle Özge Doğanay Erbaş Köse
Multi-Environment Analysis of Grain Yield and Quality Traits in Oat (Avena sativa L.)
Journal of Agricultural Sciences
ammi
biplot
β-glucan
grain yield
oat
protein
title Multi-Environment Analysis of Grain Yield and Quality Traits in Oat (Avena sativa L.)
title_full Multi-Environment Analysis of Grain Yield and Quality Traits in Oat (Avena sativa L.)
title_fullStr Multi-Environment Analysis of Grain Yield and Quality Traits in Oat (Avena sativa L.)
title_full_unstemmed Multi-Environment Analysis of Grain Yield and Quality Traits in Oat (Avena sativa L.)
title_short Multi-Environment Analysis of Grain Yield and Quality Traits in Oat (Avena sativa L.)
title_sort multi environment analysis of grain yield and quality traits in oat avena sativa l
topic ammi
biplot
β-glucan
grain yield
oat
protein
url https://dergipark.org.tr/tr/download/article-file/1626612
work_keys_str_mv AT ozgedoganayerbaskose multienvironmentanalysisofgrainyieldandqualitytraitsinoatavenasatival