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Biblioteca(s): |
Embrapa Cerrados. |
Data corrente: |
29/11/2006 |
Data da última atualização: |
29/11/2006 |
Autoria: |
NUNES JÚNIOR, J.; PIMENTA, C. B.; NUNES SOBRINHO, J. B.; MONTEIRO, P. M. F. O.; SOUZA, P. I. M.; ABUD, S.; PEREIRA, R. G.; FARIAS NETO, A. L.; MOREIRA, C. T.; ROCHA, M. R.; NUNES, B. C.; SEII, A. H. |
Título: |
Avaliação da eficiência da mistura de fungicidas tryfloxistrobin + tebuconazole (nativo) para controle da ferrugem asiática da soja em Goiânia, GO. |
Ano de publicação: |
2006 |
Fonte/Imprenta: |
In: REUNIÃO DE PESQUISA DE SOJA DA REGIÃO CENTRAL DO BRASIL, 28., 2006, Uberaba. Resumos... Londrina: Embrapa Soja: Fundação Meridional: Fundação Triângulo, 2006. p. 250-252. |
Idioma: |
Português |
Palavras-Chave: |
Controle. |
Thesagro: |
Doença Fúngica; Ferrugem; Fungicida; Glycine Max; Soja. |
Categoria do assunto: |
-- |
Marc: |
LEADER 01049naa a2200313 a 4500 001 1569975 005 2006-11-29 008 2006 bl uuuu u00u1 u #d 100 1 $aNUNES JÚNIOR, J. 245 $aAvaliação da eficiência da mistura de fungicidas tryfloxistrobin + tebuconazole (nativo) para controle da ferrugem asiática da soja em Goiânia, GO. 260 $c2006 650 $aDoença Fúngica 650 $aFerrugem 650 $aFungicida 650 $aGlycine Max 650 $aSoja 653 $aControle 700 1 $aPIMENTA, C. B. 700 1 $aNUNES SOBRINHO, J. B. 700 1 $aMONTEIRO, P. M. F. O. 700 1 $aSOUZA, P. I. M. 700 1 $aABUD, S. 700 1 $aPEREIRA, R. G. 700 1 $aFARIAS NETO, A. L. 700 1 $aMOREIRA, C. T. 700 1 $aROCHA, M. R. 700 1 $aNUNES, B. C. 700 1 $aSEII, A. H. 773 $tIn: REUNIÃO DE PESQUISA DE SOJA DA REGIÃO CENTRAL DO BRASIL, 28., 2006, Uberaba. Resumos... Londrina: Embrapa Soja: Fundação Meridional: Fundação Triângulo, 2006. p. 250-252.
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Embrapa Cerrados (CPAC) |
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Registro Completo
Biblioteca(s): |
Embrapa Pecuária Sudeste. |
Data corrente: |
19/10/2018 |
Data da última atualização: |
11/01/2019 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Circulação/Nível: |
A - 2 |
Autoria: |
SCALEZ, D. C. B.; FRAGOMENI, B. de O.; SANTOS, D. C. C. dos; PASSAFARO, T. L.; ALENCAR, M. M. de; TORAL. F. L. B. |
Afiliação: |
Daiane Cristina Becker Scalez, UFMT; Breno de Oliveira Fragomeni, UFMG; Dalinne Chrystian Carvalho dos Santos, UFMG; Tiago Luciano Passafaro, UFMG; MAURICIO MELLO DE ALENCAR, CPPSE; Fabio Luiz Buranelo Toral, UFMG. |
Título: |
Random regression models with B-splines to estimate genetic parameters for body weight of young bulls in performance tests. |
Ano de publicação: |
2018 |
Fonte/Imprenta: |
Revista Brasileira de Zootecnia, v. 47, p. 1-9, 2018. |
DOI: |
10.1590/rbz4720150300 |
Idioma: |
Inglês |
Conteúdo: |
The objective of this study was to estimate genetic parameters for body weight of beef cattle in performance tests. Different random regression models with quadratic B-splines and heterogeneous residual variance were fitted to estimate covariance functions for body weights of Nellore and crossbred Charolais × Nellore bulls. The criteria −2 residual log-likelihood (−2RLL), Akaike Information Criterion (AIC), and consistent AIC (CAIC) were used to choose the most appropriate model. For Nellore bulls, residual variance was modeled with six classes of age, and direct additive genetic and permanent environment effects were modeled with quadratic B-splines with two and one intervals, respectively. For crossbred bulls, quadratic B-splines with one interval fitted direct additive genetic and permanent environment effects and nine classes of age were needed to fit residual variance. Pooling classes of age with up to 40% in difference of residual variances does not compromise the fit of the model. Heritability for body weight in performance tests are moderate (>0.25, for crossbred bulls) to high (>0.5, for Nellore bulls) and genetic correlation between weights over the test are also high (>0.65). Then, selection of young bulls in performance test is an efficient tool to increase body weight in beef cattle. |
Palavras-Chave: |
Bovinos de corte. |
Thesagro: |
Gado de Corte. |
Thesaurus NAL: |
Animal breeding; Beef cattle; Genetic correlation. |
Categoria do assunto: |
L Ciência Animal e Produtos de Origem Animal |
URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/item/184758/1/RamdomRegressionModels.pdf
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Marc: |
LEADER 02136naa a2200253 a 4500 001 2097795 005 2019-01-11 008 2018 bl uuuu u00u1 u #d 024 7 $a10.1590/rbz4720150300$2DOI 100 1 $aSCALEZ, D. C. B. 245 $aRandom regression models with B-splines to estimate genetic parameters for body weight of young bulls in performance tests.$h[electronic resource] 260 $c2018 520 $aThe objective of this study was to estimate genetic parameters for body weight of beef cattle in performance tests. Different random regression models with quadratic B-splines and heterogeneous residual variance were fitted to estimate covariance functions for body weights of Nellore and crossbred Charolais × Nellore bulls. The criteria −2 residual log-likelihood (−2RLL), Akaike Information Criterion (AIC), and consistent AIC (CAIC) were used to choose the most appropriate model. For Nellore bulls, residual variance was modeled with six classes of age, and direct additive genetic and permanent environment effects were modeled with quadratic B-splines with two and one intervals, respectively. For crossbred bulls, quadratic B-splines with one interval fitted direct additive genetic and permanent environment effects and nine classes of age were needed to fit residual variance. Pooling classes of age with up to 40% in difference of residual variances does not compromise the fit of the model. Heritability for body weight in performance tests are moderate (>0.25, for crossbred bulls) to high (>0.5, for Nellore bulls) and genetic correlation between weights over the test are also high (>0.65). Then, selection of young bulls in performance test is an efficient tool to increase body weight in beef cattle. 650 $aAnimal breeding 650 $aBeef cattle 650 $aGenetic correlation 650 $aGado de Corte 653 $aBovinos de corte 700 1 $aFRAGOMENI, B. de O. 700 1 $aSANTOS, D. C. C. dos 700 1 $aPASSAFARO, T. L. 700 1 $aALENCAR, M. M. de 700 1 $aTORAL. F. L. B. 773 $tRevista Brasileira de Zootecnia$gv. 47, p. 1-9, 2018.
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