PHENOTYPIC GRAIN YIELD STABILITY OF SEVERAL SOYBEAN OSCULTIVARS

Objective of this study was to evaluate the level and stability of grain yield as well as adaptability level of several domestic soybean cultivars. The trials were conducted on three locations in the region of the eastern Croatia (Osijek, Brijest, Donji Miholjac) in the period from 1998-2002 and i...

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Main Authors: Aleksandra Sudarić, Marija Vratarić, Tomislav Duvnjak, Juraj Klarić
Format: Article
Language:English
Published: Faculty of Agrobitechnical Sciences Osijek 2003-12-01
Series:Poljoprivreda
Subjects:
Online Access:http://poljoprivreda.pfos.hr/upload/publications/1_SUDARIC.pdf
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author Aleksandra Sudarić
Marija Vratarić
Tomislav Duvnjak
Juraj Klarić
author_facet Aleksandra Sudarić
Marija Vratarić
Tomislav Duvnjak
Juraj Klarić
author_sort Aleksandra Sudarić
collection DOAJ
description Objective of this study was to evaluate the level and stability of grain yield as well as adaptability level of several domestic soybean cultivars. The trials were conducted on three locations in the region of the eastern Croatia (Osijek, Brijest, Donji Miholjac) in the period from 1998-2002 and involved 14 soybean cultivars. Tested cultivars were created in soybean breeding programme at the Agricultural Institute Osijek. They belong to maturity groups 0, 0-I and I according to vegetation period length. Two parameters are used in the analysis of yield stability and cultivar adaptability: portion of variance of genotype x environment interaction of each genotype to total variance of genotype x environment interaction (S2 GxE) and regression coefficient (bi). Obtained results indicated significant differences in level and stability of grain yield as well as level of cultivar adaptability. Six of the 14 tested cultivars: Ika, Podravka 95, Smiljana, Kuna, Anica and Tisa had high and stable grain yield and wide-general adaptability. Other tested cultivars had unstable grain yield and narrow (specific) adaptability.
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spelling doaj.art-bd724a8c67ae402a8363f3a1a5ed96e42022-12-21T18:30:40ZengFaculty of Agrobitechnical Sciences OsijekPoljoprivreda1330-71421848-80802003-12-0192PHENOTYPIC GRAIN YIELD STABILITY OF SEVERAL SOYBEAN OSCULTIVARSAleksandra Sudarić0Marija Vratarić1Tomislav Duvnjak2Juraj Klarić3The Agricultural Institute Osijek, Osijek, Croatia The Agricultural Institute Osijek, Osijek, Croatia The Agricultural Institute Osijek, Osijek, Croatia IPK Osijek, PZC d.o.o., Vinkovačka 63, 31000 OsijekObjective of this study was to evaluate the level and stability of grain yield as well as adaptability level of several domestic soybean cultivars. The trials were conducted on three locations in the region of the eastern Croatia (Osijek, Brijest, Donji Miholjac) in the period from 1998-2002 and involved 14 soybean cultivars. Tested cultivars were created in soybean breeding programme at the Agricultural Institute Osijek. They belong to maturity groups 0, 0-I and I according to vegetation period length. Two parameters are used in the analysis of yield stability and cultivar adaptability: portion of variance of genotype x environment interaction of each genotype to total variance of genotype x environment interaction (S2 GxE) and regression coefficient (bi). Obtained results indicated significant differences in level and stability of grain yield as well as level of cultivar adaptability. Six of the 14 tested cultivars: Ika, Podravka 95, Smiljana, Kuna, Anica and Tisa had high and stable grain yield and wide-general adaptability. Other tested cultivars had unstable grain yield and narrow (specific) adaptability.http://poljoprivreda.pfos.hr/upload/publications/1_SUDARIC.pdfsoybean (Glycine max (L.) Merrill)cultivargrain yieldstabilityadaptability
spellingShingle Aleksandra Sudarić
Marija Vratarić
Tomislav Duvnjak
Juraj Klarić
PHENOTYPIC GRAIN YIELD STABILITY OF SEVERAL SOYBEAN OSCULTIVARS
Poljoprivreda
soybean (Glycine max (L.) Merrill)
cultivar
grain yield
stability
adaptability
title PHENOTYPIC GRAIN YIELD STABILITY OF SEVERAL SOYBEAN OSCULTIVARS
title_full PHENOTYPIC GRAIN YIELD STABILITY OF SEVERAL SOYBEAN OSCULTIVARS
title_fullStr PHENOTYPIC GRAIN YIELD STABILITY OF SEVERAL SOYBEAN OSCULTIVARS
title_full_unstemmed PHENOTYPIC GRAIN YIELD STABILITY OF SEVERAL SOYBEAN OSCULTIVARS
title_short PHENOTYPIC GRAIN YIELD STABILITY OF SEVERAL SOYBEAN OSCULTIVARS
title_sort phenotypic grain yield stability of several soybean oscultivars
topic soybean (Glycine max (L.) Merrill)
cultivar
grain yield
stability
adaptability
url http://poljoprivreda.pfos.hr/upload/publications/1_SUDARIC.pdf
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AT marijavrataric phenotypicgrainyieldstabilityofseveralsoybeanoscultivars
AT tomislavduvnjak phenotypicgrainyieldstabilityofseveralsoybeanoscultivars
AT jurajklaric phenotypicgrainyieldstabilityofseveralsoybeanoscultivars