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| Registros recuperados : 267 | |
| 161. |  | YOKOO, M. J. I.; ALBUQUERQUE, L. G.; LOBO, R. B.; MAGNABOSCO, C. de U.; SAINZ, R. D.; ARAUJO, F. R. da C. Estimativas de efeitos genéticos e ambientais que afetam as características de carcaça medidas pela ultra-sonografia aos 13 meses de idade, em rebanhos Nelore. In: REUNIÃO ANUAL DA SOCIEDADE BRASILEIRA DE ZOOTECNIA, 44., 2007, Jaboticabal. Anais... Jaboticabal: Unesp: SBZ, 2007. 1 CD-ROM| Biblioteca(s): Embrapa Cerrados. |
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| 162. | | MARCONDES, C. R.; ARAÚJO, R. O.; VOZZI, P. A.; GUNSKI, R. J.; GARNERO, A. del V.; BEZERRA, L. A. F.; LÔBO, R. B. Estudo do período de aquecimento e tomada de amostra para característica que associa peso e perímetro escrotal na raça Nelore. In: SIMPÓSIO BRASILEIRO DE MELHORAMENTO ANIMAL, 7., 2008, São Carlos, SP. Anais... São Carlos, SP: SBMA: Embrapa Pecuária Sudeste, 2008. Disponível também on-line.| Biblioteca(s): Embrapa Amazônia Oriental. |
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| 163. | | MAGNABOSCO, C. de U.; BARBOSA, V.; FARIA, C. de U.; LOPES, D. T.; VIU, M. A. de O.; MAMEDE, M. M. S.; LÔBO, R. B. Estudo genético quantitativo de características de carcaça medidas por ultrassom e perímetro escrotal utilizando inferência bayesiana em novilhos nelore. Planaltina, DF: Embrapa Cerrados, 2009. (Embrapa Cerrados. Boletim de Pesquisa e Desenvolvimento, 247)| Biblioteca(s): Embrapa Arroz e Feijão; Embrapa Cerrados; Embrapa Unidades Centrais. |
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| 164. | | FARIA, L. C. DE; VOZZI, P. A.; LÔBO, R. B.; TROVO, J. B. DE F.; MAGNABOSCO, C. de U.; OLIVEIRA, J. A. DE. Estudo genético quantitativo de características de crescimento de bovinos da raça Brahman no Brasil. In: CONGRESSO BRASILEIRO E LATINO-AMERICANO DA RAÇA BRAHMAN, 1.; BRAHMAN SHOW 2009; MOSTRA TÉCNICO-CIENTÍFICA DA RAÇA BRAHMAN, 1., 2009, Rio de Janeiro. Anais... Rio de Janeiro: ACBB, 2009. 1 CD-ROM.| Biblioteca(s): Embrapa Cerrados. |
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| 165. | | FARIA, L. C. DE.; VOZZI, P. A.; LÔBO, R. B.; TROVO, J. B. DE F.; MAGNABOSCO, C. de U.; OLIVEIRA, J. A. DE. Estudo genético quantitativo das características reprodutivas na raça Brahman In: CONGRESSO BRASILEIRO E LATINO-AMERICANO DA RAÇA BRAHMAN, 1.; BRAHMAN SHOW 2009; MOSTRA TÉCNICO-CIENTÍFICA DA RAÇA BRAHMAN, 1., 2009, Rio de Janeiro. Anais... Rio de Janeiro: ACBB, 2009. 1 CD-ROM.| Biblioteca(s): Embrapa Cerrados. |
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| 166. | | MAGNABOSCO, C. de U.; DIAS, D. S. de O.; FARIA, C. U. de; TONHATI, H.; LOBO, R. B.; LOS REYES, A. de. Estudo genetico quantitativo do perimetro em analise multicarater utilizando dados de campo de bovinos da raca Nelore. In: REUNIAO ANUAL DA SOCIEDADE BRASILEIRA DE ZOOTECNIA, 40., 2003, Santa Maria, RS. Otimizando a producao animal: anais. Santa Maria: SBZ: UFSM, 2003. 1 CD-ROM.| Biblioteca(s): Embrapa Cerrados. |
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| 170. | | BALDI, F.; FIGUEIREDO, L. G.; OLIVEIRA, H. N. de; MAGNABOSCO, C. de U.; BEZERRA, L. A. F.; FARIA, C. U.; LOBO, R. B. Bioeconomic selection index (EMGTe) for Nellore Brazil breeding program. In: International Conference on Quantitative Genetics, 5., 2016, Madison. Proceedings... Madison , 2016. (ICQG5)| Biblioteca(s): Embrapa Cerrados. |
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| 171. | | MAGNABOSCO, C. de U.; MIGUEL JUNIOR, J. C.; LOBO, R. B.; BRUNES, L. C.; QUEIROZ, L. C. R.; LOPES, F. B. AVALIAÇÃO DA TAXA DE PRENHEZ EM PROGRAMA DE IATF USANDO SÊMENS DE DIFERENTES TOUROS DA RAÇA NELORE. In: CONGRESSO BRASILEIRO DE ZOOTECNIA, 29., 2019, Uberaba. Tecnologias que alimentam o mundo: anais... Uberaba: ABZ: Fazu: ABCZ, 2019. Zootec. 5 p.| Biblioteca(s): Embrapa Cerrados. |
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| 172. | | FARIA, C. U. de; MAGNABOSCO, C. de U.; LOS REYES, A. de; LÔBO, R. B.; BEZERRA, L. A. F.; SAINZ, R. D. Bayesian inference on field data for genetic parameters for some reproctive and related traits of Nellore cattle (Bos indicus). Genetics and Molecular Biology, Ribeirão Preto, v. 30, n. 2 p. 343-348, 2007.| Biblioteca(s): Embrapa Cerrados. |
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| 173. | | FARIA, C. U. de; MAGNABOSCO, C. de U.; LOS REYES, A. de; LÔBO, R. B.; BEZERRA, L. A. F.; SAINZ, R. D. Bayesian inference on field data for genetic parameters for some reproductive and related traits of Nellore cattle ( Bos indicus). Genetics and Molecular Biology, Ribeirão Preto, v. 30, n. 2, p. 343-348, 2007.| Biblioteca(s): Embrapa Arroz e Feijão. |
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| 174. | | FARIA, C. U. de; KOURY FILHO, W.; MAGNABOSCO, C. de U.; ALBUQUERQUE, L. G. de; BEZERRA, L. A. F.; LÔBO, R. B. Bayesian inference in genetic parameter estimation of visual scores in Nellore beef-cattle Genetics and Molecular Biology, v. 32, n. 4, p. 753-760, 2009.| Biblioteca(s): Embrapa Cerrados. |
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| 175. | | FARIA, C. U. de; MAGNABOSCO, C. de U.; REYES, A. de los; LÔBO, R. B.; BEZERRA, L. A. F.; SAINZ, R. D. Bayesian inference in a quantitative genetic study of growth traits in Nelore cattle (Bos indicus). Genetics and Molecular Biology, v. 30, n. 3, p. 545-551, 2007.| Biblioteca(s): Embrapa Cerrados. |
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| 177. | | LÔBO, R. B.; BEZERRA, L. A. F.; OLIVEIRA, H. N.; MAGNABOSCO, C. de U.; ZAMBIANCHI, A. R.; ALBUQUERQUE, L. G.; BERGMANN, J. A. G.; SAINZ, R. D. Avaliação genética de animais jovens, touros e matrizes. Ribeirão Preto: USP-FMRP. Departamento de Genética. GEMAC, 2003. 86 p. il.| Biblioteca(s): Embrapa Pantanal. |
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| 180. | | ARAÚJO, F. M.; SOARES, M. R.; DUARTE, G.; MARCONDES, C. R.; LÔBO, R. B.; GALERANI, M. A. V.; RAMOS, E. S. Associação dos polimorfismos dos genes H19/Rsal e IGF2/Apal com as síndromes hipertensivas gestacionais. In: CONGRESSO BRASILEIRO DE GENÉTICA, 54., 2008, Salvador. Resumos... Salvador: SBG, 2008.| Biblioteca(s): Embrapa Amazônia Oriental. |
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| Registros recuperados : 267 | |
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Registro Completo
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Biblioteca(s): |
Embrapa Cerrados. |
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Data corrente: |
13/12/2018 |
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Data da última atualização: |
17/01/2019 |
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Tipo da produção científica: |
Resumo em Anais de Congresso |
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Autoria: |
BRUNES, L. C.; MAGNABOSCO, C. de U.; BALDI, F. S.; COSTA, M. F. O. e; QUEIROZ, L. C. R. de; LOBO, R. B.; CROZARA, A. S.; LOPES, F. B. |
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Afiliação: |
LUDMILLA COSTA BRUNES; CLAUDIO DE ULHOA MAGNABOSCO, CPAC; FERNANDO SEBASTIAN BALDI; MARCOS FERNANDO OLIVEIRA E COSTA, CNPAF; LUIS CANDIDO RIBEIRO DE QUEIROZ, UFG; RAYSILDO BARBOSA LÔBO; ADRIANO SANTANA CROZARA; FERNANDO BRITO LOPES. |
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Título: |
Genetic association between growth and maternal ability traits in Nelore cattle. |
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Ano de publicação: |
2018 |
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Fonte/Imprenta: |
In: REUNIÃO ANUAL DA SOCIEDADE BRASILEIRA DE ZOOTECNIA, 55.; CONGRESSO BRASILEIRO DE ZOOTECNIA, 28., 2018, Goiânia. Construindo saberes, formando pessoas e transformando a produção animal: anais eletrônicos. Goiânia: Sociedade Brasileira de Zootecnia, 2018. |
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Idioma: |
Inglês |
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Conteúdo: |
Although body weight traits have been widely used in animal breeding programs due to their importance to beef cattle systems, the use of maternal ability traits, which highly affect the profitability in livestock, is still incipient. As the knowledge of genetic parameters of economic important traits may aid genetic gains, this study was carried out to estimate genetic parameters for weight at 120 and 210 days of age (W120 and W210), pre-weaning average daily gain (PreDG), real fertility (RF), accumulated productivity (AP) and weaning rate (WR). The data set was obtained from Vera Cruz Ranch, a cattle ranch that participates in the Brazilian National Association of Breeders and Researchers (ANCP). Heritabilities and correlations were estimated using univariate and bivariate linear mixed model. The model included contemporary groups (year and season of birth, sex and management group), cow age at calving (in classes and as linear and quadratic covariate) as fixed effects, and genetic and residual components as random effects. Estimates of heritability for between growth and maternal ability traits ranged from 0.22 to 0.32, indicating that they could be improved by direct selection. Estimates of genetic correlation between W120-W210, W120-PreDG, W120-RF, W120-AP, W120-WR were 0.90, 0.54, 0.16, 0.45 and 0.24, respectively. Estimates of genetic correlation between W210-PreDG, W210-RF, W210-AP, W210-WR were 0.63, 0.27, 0.53 and 0.21, respectively. Estimates of genetic correlation between PreDG-RF, PreDG-AP, PreDG-WR were 0.23, 0.16 and 0.28, respectively. Positive genetic correlations were observed between RF, CAP and RD (0.28 to 0.78). Therefore, genetic selection having one of these characteristics as the criterion of selection will lead to an indirect response in the same direction in the others. These results indicate that the use of animals with high breeding values for weights and pre-weaning gain may lead to increase maternal ability traits due to correlated responses. Such responses tend to be bigger when using weight compared to the pre-weaning gain. MenosAlthough body weight traits have been widely used in animal breeding programs due to their importance to beef cattle systems, the use of maternal ability traits, which highly affect the profitability in livestock, is still incipient. As the knowledge of genetic parameters of economic important traits may aid genetic gains, this study was carried out to estimate genetic parameters for weight at 120 and 210 days of age (W120 and W210), pre-weaning average daily gain (PreDG), real fertility (RF), accumulated productivity (AP) and weaning rate (WR). The data set was obtained from Vera Cruz Ranch, a cattle ranch that participates in the Brazilian National Association of Breeders and Researchers (ANCP). Heritabilities and correlations were estimated using univariate and bivariate linear mixed model. The model included contemporary groups (year and season of birth, sex and management group), cow age at calving (in classes and as linear and quadratic covariate) as fixed effects, and genetic and residual components as random effects. Estimates of heritability for between growth and maternal ability traits ranged from 0.22 to 0.32, indicating that they could be improved by direct selection. Estimates of genetic correlation between W120-W210, W120-PreDG, W120-RF, W120-AP, W120-WR were 0.90, 0.54, 0.16, 0.45 and 0.24, respectively. Estimates of genetic correlation between W210-PreDG, W210-RF, W210-AP, W210-WR were 0.63, 0.27, 0.53 and 0.21, respectively. Estimates of genetic correlation... Mostrar Tudo |
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Palavras-Chave: |
Traços de maternidade. |
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Thesagro: |
Fator de Crescimento; Fertilidade Animal; Gado Nelore; Genética Animal; Melhoramento Genético Animal; Taxa de Crescimento. |
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Categoria do assunto: |
L Ciência Animal e Produtos de Origem Animal |
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URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/item/188390/1/Crescimento-pre-e-habilidade-materna-ingles-24-04.pdf
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Marc: |
LEADER 03137nam a2200277 a 4500
001 2101498
005 2019-01-17
008 2018 bl uuuu u00u1 u #d
100 1 $aBRUNES, L. C.
245 $aGenetic association between growth and maternal ability traits in Nelore cattle.$h[electronic resource]
260 $aIn: REUNIÃO ANUAL DA SOCIEDADE BRASILEIRA DE ZOOTECNIA, 55.; CONGRESSO BRASILEIRO DE ZOOTECNIA, 28., 2018, Goiânia. Construindo saberes, formando pessoas e transformando a produção animal: anais eletrônicos. Goiânia: Sociedade Brasileira de Zootecnia$c2018
520 $aAlthough body weight traits have been widely used in animal breeding programs due to their importance to beef cattle systems, the use of maternal ability traits, which highly affect the profitability in livestock, is still incipient. As the knowledge of genetic parameters of economic important traits may aid genetic gains, this study was carried out to estimate genetic parameters for weight at 120 and 210 days of age (W120 and W210), pre-weaning average daily gain (PreDG), real fertility (RF), accumulated productivity (AP) and weaning rate (WR). The data set was obtained from Vera Cruz Ranch, a cattle ranch that participates in the Brazilian National Association of Breeders and Researchers (ANCP). Heritabilities and correlations were estimated using univariate and bivariate linear mixed model. The model included contemporary groups (year and season of birth, sex and management group), cow age at calving (in classes and as linear and quadratic covariate) as fixed effects, and genetic and residual components as random effects. Estimates of heritability for between growth and maternal ability traits ranged from 0.22 to 0.32, indicating that they could be improved by direct selection. Estimates of genetic correlation between W120-W210, W120-PreDG, W120-RF, W120-AP, W120-WR were 0.90, 0.54, 0.16, 0.45 and 0.24, respectively. Estimates of genetic correlation between W210-PreDG, W210-RF, W210-AP, W210-WR were 0.63, 0.27, 0.53 and 0.21, respectively. Estimates of genetic correlation between PreDG-RF, PreDG-AP, PreDG-WR were 0.23, 0.16 and 0.28, respectively. Positive genetic correlations were observed between RF, CAP and RD (0.28 to 0.78). Therefore, genetic selection having one of these characteristics as the criterion of selection will lead to an indirect response in the same direction in the others. These results indicate that the use of animals with high breeding values for weights and pre-weaning gain may lead to increase maternal ability traits due to correlated responses. Such responses tend to be bigger when using weight compared to the pre-weaning gain.
650 $aFator de Crescimento
650 $aFertilidade Animal
650 $aGado Nelore
650 $aGenética Animal
650 $aMelhoramento Genético Animal
650 $aTaxa de Crescimento
653 $aTraços de maternidade
700 1 $aMAGNABOSCO, C. de U.
700 1 $aBALDI, F. S.
700 1 $aCOSTA, M. F. O. e
700 1 $aQUEIROZ, L. C. R. de
700 1 $aLOBO, R. B.
700 1 $aCROZARA, A. S.
700 1 $aLOPES, F. B.
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