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Registro Completo |
Biblioteca(s): |
Embrapa Milho e Sorgo. |
Data corrente: |
02/12/2016 |
Data da última atualização: |
02/12/2016 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Autoria: |
PADUA, J. M. V.; DIAS, K. O. das G.; PASTINA, M. M.; SOUZA, J. C. de; QUEIROZ, V. A. V.; COSTA, R. V. da; SILVA, M. B. P. da; RIBEIRO, C. A. G.; GUIMARAES, C. T.; GEZAN, S. A.; GUIMARAES, L. J. M. |
Afiliação: |
José Maria Villela Pádua, Companhia Souza Cruz; Kaio Olímpio das Graças Dias, Universidade Federal de Lavras; MARIA MARTA PASTINA, CNPMS; João Cândido de Souza, Universidade Federal de Lavras; VALERIA APARECIDA VIEIRA QUEIROZ, CNPMS; RODRIGO VERAS DA COSTA, CNPMS; Maria Beatriz Pereira da Silva, Universidade Federal de Lavras; Carlos Alexandre Gomes Ribeiro, Universidade Federal de Viçosa; CLAUDIA TEIXEIRA GUIMARAES, CNPMS; Salvador Alejandro Gezan, Universidade da Florida; LAURO JOSE MOREIRA GUIMARAES, CNPMS. |
Título: |
A multi-environment trials diallel analysis provides insights on the inheritance of fumonisin contamination resistance in tropical maize. |
Ano de publicação: |
2016 |
Fonte/Imprenta: |
Euphytica, Dordrecht, v. 211, n. 3, p. 277-285, 2016 |
DOI: |
10.1007/s10681-016-1722-2 |
Idioma: |
Inglês |
Conteúdo: |
In maize, the fungi that cause Fusarium ear rot result not only in decreased grain yield and quality, but also grain contamination by fumonisin. This study investigated the inheritance of fumonisin contamination resistance (FCR) in tropical maize, based on a multi-environment trials diallel analysis via mixed models. For this purpose, based on 13 inbred lines, single-cross hybrids were created and assessed in three environments. A mixed model diallel joint analysis across environments was performed, considering the existence of environment-specific variances and correlations between pairs of environments for general combining ability (GCA) and specific combining ability (SCA) effects, and additive genomic relationship between inbred lines for the prediction of GCA and SCA. For all environments, the SCA variance had a higher magnitude than the GCA variance, indicating a predominance of the dominance effects underlying FCR in tropical maize. Moreover, the proportion of the variance among single-cross hybrids that was due to GCA varied from 16 to 22 % across environments, suggesting that SCA is important to predict the hybrids performance. Through modeling variance?covariance structures for GCA and SCA, it was possible to observe that the GCA effects were stable, where as the SCA effects were specific for each environment. Therefore, these results suggest that the selection of the best parents for the development of new inbred lines can be carried out through the average performance across the evaluated environments. Due to the importance of SCA effects and their complex interaction with environments, the selection of superior hybrids should be performed into specific environments. MenosIn maize, the fungi that cause Fusarium ear rot result not only in decreased grain yield and quality, but also grain contamination by fumonisin. This study investigated the inheritance of fumonisin contamination resistance (FCR) in tropical maize, based on a multi-environment trials diallel analysis via mixed models. For this purpose, based on 13 inbred lines, single-cross hybrids were created and assessed in three environments. A mixed model diallel joint analysis across environments was performed, considering the existence of environment-specific variances and correlations between pairs of environments for general combining ability (GCA) and specific combining ability (SCA) effects, and additive genomic relationship between inbred lines for the prediction of GCA and SCA. For all environments, the SCA variance had a higher magnitude than the GCA variance, indicating a predominance of the dominance effects underlying FCR in tropical maize. Moreover, the proportion of the variance among single-cross hybrids that was due to GCA varied from 16 to 22 % across environments, suggesting that SCA is important to predict the hybrids performance. Through modeling variance?covariance structures for GCA and SCA, it was possible to observe that the GCA effects were stable, where as the SCA effects were specific for each environment. Therefore, these results suggest that the selection of the best parents for the development of new inbred lines can be carried out through the average perfor... Mostrar Tudo |
Palavras-Chave: |
Fumonisina. |
Thesagro: |
Contaminação; Híbrido; Milho. |
Categoria do assunto: |
F Plantas e Produtos de Origem Vegetal |
Marc: |
LEADER 02628naa a2200301 a 4500 001 2057816 005 2016-12-02 008 2016 bl uuuu u00u1 u #d 024 7 $a10.1007/s10681-016-1722-2$2DOI 100 1 $aPADUA, J. M. V. 245 $aA multi-environment trials diallel analysis provides insights on the inheritance of fumonisin contamination resistance in tropical maize.$h[electronic resource] 260 $c2016 520 $aIn maize, the fungi that cause Fusarium ear rot result not only in decreased grain yield and quality, but also grain contamination by fumonisin. This study investigated the inheritance of fumonisin contamination resistance (FCR) in tropical maize, based on a multi-environment trials diallel analysis via mixed models. For this purpose, based on 13 inbred lines, single-cross hybrids were created and assessed in three environments. A mixed model diallel joint analysis across environments was performed, considering the existence of environment-specific variances and correlations between pairs of environments for general combining ability (GCA) and specific combining ability (SCA) effects, and additive genomic relationship between inbred lines for the prediction of GCA and SCA. For all environments, the SCA variance had a higher magnitude than the GCA variance, indicating a predominance of the dominance effects underlying FCR in tropical maize. Moreover, the proportion of the variance among single-cross hybrids that was due to GCA varied from 16 to 22 % across environments, suggesting that SCA is important to predict the hybrids performance. Through modeling variance?covariance structures for GCA and SCA, it was possible to observe that the GCA effects were stable, where as the SCA effects were specific for each environment. Therefore, these results suggest that the selection of the best parents for the development of new inbred lines can be carried out through the average performance across the evaluated environments. Due to the importance of SCA effects and their complex interaction with environments, the selection of superior hybrids should be performed into specific environments. 650 $aContaminação 650 $aHíbrido 650 $aMilho 653 $aFumonisina 700 1 $aDIAS, K. O. das G. 700 1 $aPASTINA, M. M. 700 1 $aSOUZA, J. C. de 700 1 $aQUEIROZ, V. A. V. 700 1 $aCOSTA, R. V. da 700 1 $aSILVA, M. B. P. da 700 1 $aRIBEIRO, C. A. G. 700 1 $aGUIMARAES, C. T. 700 1 $aGEZAN, S. A. 700 1 $aGUIMARAES, L. J. M. 773 $tEuphytica, Dordrecht$gv. 211, n. 3, p. 277-285, 2016
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Embrapa Milho e Sorgo (CNPMS) |
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| Acesso ao texto completo restrito à biblioteca da Embrapa Agroindústria de Alimentos. Para informações adicionais entre em contato com ctaa.biblioteca@embrapa.br. |
Registro Completo
Biblioteca(s): |
Embrapa Agroindústria de Alimentos. |
Data corrente: |
04/11/2009 |
Data da última atualização: |
29/04/2010 |
Tipo da produção científica: |
Resumo em Anais de Congresso |
Autoria: |
SILVA, S. da C.; MÁRSICO, E. T.; GUIMARÃES, C. F. M.; GODOY, R. L.; PACHECO, S. |
Afiliação: |
SABRINA DA COSTA SILVA, UFF; ELIANE TEIXEIRA MÁRSICO, UFF; CARLOS FREDERICO MARQUES GUIMARÃES, UFF; RONOEL LUIZ DE OLIVEIRA GODOY, CTAA; SIDNEY PACHECO, CTAA. |
Título: |
Avaliação físico-química de sardinha boca torta e sardinha verdadeira refrigeradas durante período de estocagem. |
Ano de publicação: |
2009 |
Fonte/Imprenta: |
In: MOSTRA UFF EM HIGIENE E TECNOLOGIA DE ALIMENTOS, 2., 2009, Niterói. Trabalhos... Niterói: UFF, 2009. |
Idioma: |
Português |
Palavras-Chave: |
Avaliação físico-química. |
Thesagro: |
Estocagem; Sardinha. |
Categoria do assunto: |
X Pesquisa, Tecnologia e Engenharia |
Marc: |
LEADER 00654naa a2200193 a 4500 001 1573929 005 2010-04-29 008 2009 bl --- 0-- u #d 100 1 $aSILVA, S. da C. 245 $aAvaliação físico-química de sardinha boca torta e sardinha verdadeira refrigeradas durante período de estocagem. 260 $c2009 650 $aEstocagem 650 $aSardinha 653 $aAvaliação físico-química 700 1 $aMÁRSICO, E. T. 700 1 $aGUIMARÃES, C. F. M. 700 1 $aGODOY, R. L. 700 1 $aPACHECO, S. 773 $tIn: MOSTRA UFF EM HIGIENE E TECNOLOGIA DE ALIMENTOS, 2., 2009, Niterói. Trabalhos... Niterói: UFF, 2009.
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