Analysis of the Effect of the Interaction of Genotype and Environment on the Yield Stability of Maize Varieties; Genetic Resources for Breeding
Maize (<i>Zea mays</i> L.) is widely cultivated worldwide and in Brazil under different production systems and technology levels. However, the interaction with different environments may hinder an accurate indication of maize genotypes. The effects of the genotype × environment (G × E) i...
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MDPI AG
2023-07-01
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Series: | Agronomy |
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Online Access: | https://www.mdpi.com/2073-4395/13/8/1970 |
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author | Diego Pereira do Couto Wagner Bastos dos Santos Oliveira Jéssika Santos de Oliveira José Henrique Soler Guilhen Carolina de Oliveira Bernardes Sheila Cristina Prucoli Posse Marcia Flores da Silva Ferreira Adésio Ferreira |
author_facet | Diego Pereira do Couto Wagner Bastos dos Santos Oliveira Jéssika Santos de Oliveira José Henrique Soler Guilhen Carolina de Oliveira Bernardes Sheila Cristina Prucoli Posse Marcia Flores da Silva Ferreira Adésio Ferreira |
author_sort | Diego Pereira do Couto |
collection | DOAJ |
description | Maize (<i>Zea mays</i> L.) is widely cultivated worldwide and in Brazil under different production systems and technology levels. However, the interaction with different environments may hinder an accurate indication of maize genotypes. The effects of the genotype × environment (G × E) interaction and the stability parameters must be considered to indicate responsive genotypes for the different cultivation regions. Thirteen maize varieties, including nine traditional (farmer-led selection and adaptation) and four commercial (bred and produced for specific markets through formal breeding programs) varieties, were evaluated in nine environments in Espírito Santo, Brazil, to study G × E interaction, identify adaptable and stable materials, and explore variability through genetic resources, using a randomized block design with three replications. Adaptability and stability parameters were tested using five different methodologies. The variety Aliança approached the level considered as broad adaptability. Environments 5, 6, 7, and 9 were classified as unfavorable. The varieties Alfredo Chaves, Catete and Catetim showed good stability indexes, with an average productivity of 5870.36, 5259.27 and 4914.20 kg/ha, respectively. Our findings will allow the exploration of the variability and genetic resources of some important materials, providing potential for gains in genetic breeding. |
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id | doaj.art-2bed970ae6ea4265834f863edc9db969 |
institution | Directory Open Access Journal |
issn | 2073-4395 |
language | English |
last_indexed | 2024-03-11T00:12:16Z |
publishDate | 2023-07-01 |
publisher | MDPI AG |
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series | Agronomy |
spelling | doaj.art-2bed970ae6ea4265834f863edc9db9692023-11-18T23:53:16ZengMDPI AGAgronomy2073-43952023-07-01138197010.3390/agronomy13081970Analysis of the Effect of the Interaction of Genotype and Environment on the Yield Stability of Maize Varieties; Genetic Resources for BreedingDiego Pereira do Couto0Wagner Bastos dos Santos Oliveira1Jéssika Santos de Oliveira2José Henrique Soler Guilhen3Carolina de Oliveira Bernardes4Sheila Cristina Prucoli Posse5Marcia Flores da Silva Ferreira6Adésio Ferreira7Laboratório de Biometria Vegetal, Centro de Ciências Agrárias e Engenharias, Universidade Federal do Espírito Santo, Alegre 29500-000, ES, BrazilLaboratório de Biometria Vegetal, Centro de Ciências Agrárias e Engenharias, Universidade Federal do Espírito Santo, Alegre 29500-000, ES, BrazilLaboratório de Biometria Vegetal, Centro de Ciências Agrárias e Engenharias, Universidade Federal do Espírito Santo, Alegre 29500-000, ES, BrazilLaboratório de Biometria Vegetal, Centro de Ciências Agrárias e Engenharias, Universidade Federal do Espírito Santo, Alegre 29500-000, ES, BrazilLaboratório de Biometria Vegetal, Centro de Ciências Agrárias e Engenharias, Universidade Federal do Espírito Santo, Alegre 29500-000, ES, BrazilInstituto Capixaba de Pesquisa, Assistência Técnica e Extensão Rural, Setor de Pesquisas, Vitória 29052010, ES, BrazilLaboratório de Biometria Vegetal, Centro de Ciências Agrárias e Engenharias, Universidade Federal do Espírito Santo, Alegre 29500-000, ES, BrazilLaboratório de Biometria Vegetal, Centro de Ciências Agrárias e Engenharias, Universidade Federal do Espírito Santo, Alegre 29500-000, ES, BrazilMaize (<i>Zea mays</i> L.) is widely cultivated worldwide and in Brazil under different production systems and technology levels. However, the interaction with different environments may hinder an accurate indication of maize genotypes. The effects of the genotype × environment (G × E) interaction and the stability parameters must be considered to indicate responsive genotypes for the different cultivation regions. Thirteen maize varieties, including nine traditional (farmer-led selection and adaptation) and four commercial (bred and produced for specific markets through formal breeding programs) varieties, were evaluated in nine environments in Espírito Santo, Brazil, to study G × E interaction, identify adaptable and stable materials, and explore variability through genetic resources, using a randomized block design with three replications. Adaptability and stability parameters were tested using five different methodologies. The variety Aliança approached the level considered as broad adaptability. Environments 5, 6, 7, and 9 were classified as unfavorable. The varieties Alfredo Chaves, Catete and Catetim showed good stability indexes, with an average productivity of 5870.36, 5259.27 and 4914.20 kg/ha, respectively. Our findings will allow the exploration of the variability and genetic resources of some important materials, providing potential for gains in genetic breeding.https://www.mdpi.com/2073-4395/13/8/1970genotype × environment interactionadaptationgenetic variabilityproductivity |
spellingShingle | Diego Pereira do Couto Wagner Bastos dos Santos Oliveira Jéssika Santos de Oliveira José Henrique Soler Guilhen Carolina de Oliveira Bernardes Sheila Cristina Prucoli Posse Marcia Flores da Silva Ferreira Adésio Ferreira Analysis of the Effect of the Interaction of Genotype and Environment on the Yield Stability of Maize Varieties; Genetic Resources for Breeding Agronomy genotype × environment interaction adaptation genetic variability productivity |
title | Analysis of the Effect of the Interaction of Genotype and Environment on the Yield Stability of Maize Varieties; Genetic Resources for Breeding |
title_full | Analysis of the Effect of the Interaction of Genotype and Environment on the Yield Stability of Maize Varieties; Genetic Resources for Breeding |
title_fullStr | Analysis of the Effect of the Interaction of Genotype and Environment on the Yield Stability of Maize Varieties; Genetic Resources for Breeding |
title_full_unstemmed | Analysis of the Effect of the Interaction of Genotype and Environment on the Yield Stability of Maize Varieties; Genetic Resources for Breeding |
title_short | Analysis of the Effect of the Interaction of Genotype and Environment on the Yield Stability of Maize Varieties; Genetic Resources for Breeding |
title_sort | analysis of the effect of the interaction of genotype and environment on the yield stability of maize varieties genetic resources for breeding |
topic | genotype × environment interaction adaptation genetic variability productivity |
url | https://www.mdpi.com/2073-4395/13/8/1970 |
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