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| Registros recuperados : 481 | |
| 101. |  | MARIANTE, A. S.; ALBUQUERQUE, M. S. M.; EGITO, A. A.; PAIVA, S. R.; CASTRO, S. T. R. Situação atual dos grupamentos raciais em vias de extinção das diferentes espécies animais no Brasil. In: CONGRESSO BRASILEIRO DE REPRODUÇÃO ANIMAL, 16., 2005, Goiânia, GO. [Anais...]. [Belo Horizonte: CBRA], 2005. Não paginado.| Biblioteca(s): Embrapa Recursos Genéticos e Biotecnologia. |
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| 102. | | IANELLA, P.; ARAUJO, R. O.; LACERDA, T. S.; MCMANUS, C. M.; CAETANO, A. R.; PAIVA, S. R. SNP mining and linkage disequilibrium analysis in the PRNP gene of different brazilian sheep breeds. In: INTERNATIONAL PLANT & ANIMAL GENOME, 20., 2012, San Diego. Abstract... Jersey City: Scherago International, 2012. PO584.| Biblioteca(s): Embrapa Recursos Genéticos e Biotecnologia. |
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| 105. | | BLACKBURN, H. D.; PAIVA, S. R.; SOLLERO, B. P.; BIEGELMEYER, P.; CAETANO, A. R.; CARDOSO, F. F. A dedicated SNP panel for evaluating genetic diversity in a composite cattle breed. In: WORLD CONGRESS ON GENETICS APPLIED TO LIVESTOCK PRODUCTION, 10., 2014, Vancouver, British Columbia, Canada. Proceedings... Champaign: ASAS, 2014.| Biblioteca(s): Embrapa Recursos Genéticos e Biotecnologia. |
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| 106. | | BLACKBURN, H. D.; PAIVA, S. R.; SOLLERO, B. P.; BIEGELMEYER, P.; CAETANO, A. R.; CARDOSO, F. F. A dedicated SNP panel for evaluating genetic diversity in a composite cattle breed. In: WORLD CONGRESS ON GENETICS APPLIED TO LIVESTOCK PRODUCTION, 10., 2014, Vancouver, British Columbia, Canada. Proceedings... Champaign: ASAS, 2014. 1 CD-ROM.| Biblioteca(s): Embrapa Pecuária Sul. |
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| 108. | | CARDOSO, C. C.; SILVA, E. C. da; PIMENTEL, C. M.; CAETANO, A. R.; FACO, O.; PAIVA, S. R. Estimativa inicial de erros de paternidade em um programa de melhoramento genético de caprinos leiteiros. In: REUNIÃO ANUAL DA SOCIEDADE BRASILEIRA DE ZOOTECNIA, 49., 2012, Brasília. A produção animal no mundo em transformação: anais. Brasília, DF: SBZ, 2012. 3 p.| Biblioteca(s): Embrapa Recursos Genéticos e Biotecnologia. |
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| 109. | | CARDOSO, C. C.; SILVA, E. C. da; PIMENTEL, C. M.; CAETANO, A. R.; FACO, O.; PAIVA, S. R. Estimativa inicial de erros de paternidade em um programa de melhoramento genético de caprinos leiteiros. In: REUNIÃO ANUAL DA SOCIEDADE BRASILEIRA DE ZOOTECNIA, 49., 2012, Brasília, DF. A produção animal no mundo em transformação: anais. Brasília, DF: SBZ, 2012. 3 f. 3 p.| Biblioteca(s): Embrapa Caprinos e Ovinos. |
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| 110. | | CARREIRO, C. de M.; McMANUS, C.; SANTOS, S. A.; MARTINS, C. F.; CAETANO, A. R.; PAIVA, S. R. Estudo da Origem do Ovino Crioulo do Pantanal por Marcadores Mitocondriais e do Cromossomo Y. In: REUNIÃO ANUAL DA SOCIEDADE BRASILEIRA DE ZOOTECNIA, 49., 2012, Brasília. Anais... Brasília: Sociedade Brasileira de Zootecnia, 2012. 3 p.| Biblioteca(s): Embrapa Recursos Genéticos e Biotecnologia. |
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| 111. | | CARREIRO, C. de M.; McMANUS, C.; SANTOS, S. A.; MARTINS, C. F.; CAETANO, A. R.; PAIVA, S. R. Estudo da Origem do Ovino Crioulo do Pantanal por Marcadores Mitocondriais e do Cromossomo Y. In: REUNIÃO ANUAL DA SOCIEDADE BRASILEIRA DE ZOOTECNIA, 49., 2012, Brasília. Anais... Brasília: Sociedade Brasileira de Zootecnia, 2012. (CD-ROM). 3p.| Biblioteca(s): Embrapa Pantanal. |
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| 114. | | GOUVEIA, J. J. S.; ANDRADE, L. G.; SILVA, M. V. G. B.; PAIVA, S. R.; OLIVEIRA, S. M. P. Identificação de assinaturas de seleção em ovinos de raças naturalizadas brasileiras baseada na diferenciação entre populações. In: ENCONTRO DE GENÉTICA DO NORDESTE, 19.; SIMPÓSIO DE GENÉTICA HUMANA E MÉDICA DO NORDESTE, 1.; GENÉTICA NA PRAÇA, 2012, Petrolina, Juazeiro. A genética, a natureza e o ser humano: mudando mentalidades e transformando vidas. Petrolina: Embrapa Semiárido: UNIVASF: SBG, 2012.| Biblioteca(s): Embrapa Recursos Genéticos e Biotecnologia. |
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| 115. | | SOUZA, C. A.; PAIVA, S. R.; MCMANUS, C. M.; AZEVEDO, H. C.; MARIANTE, A. S.; GRATTAPAGLIA, D. Genetic diversity and assessment of 23 microsatellite markers for parentage testing of Santa Inês hair sheep in Brazil. Genetics and Molecular Research, v. 11, n. 2, p. 1217-1229, 2012.| Biblioteca(s): Embrapa Recursos Genéticos e Biotecnologia; Embrapa Tabuleiros Costeiros. |
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| 117. | | BLACKBURN, H. D.; TOISHIBEKOV, Y.; TOISHIBEKOV, M.; WELSH, C. S.; SPILLER, S. F.; BROWN, M.; PAIVA, S. R. Genetic diversity of Ovis aries populations near domestication centers and in the New World. Genetica, v. 139, p. 1169-1178, 2011.| Biblioteca(s): Embrapa Recursos Genéticos e Biotecnologia. |
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| 118. | | McMANUS, C.; HERMUCHE, P.; PAIVA, S. R.; MORAES, J. C. F.; MELO, C. B. de; MENDES, C. Geographical distribution of sheep breeds in Brazil and their relationship with climatic and environmental factors as risk classification for conservation. Brazilian Journal of Science and Technology, Heidelberg, v. 1, n. 1-3, Dec. 2014.| Biblioteca(s): Embrapa Pecuária Sul. |
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| 119. | | CARVALHO, G. M. C.; PAIVA, S. R.; ARAUJO, A. M. de; MARIANTE, A. da S.; BLACKBURN, H. D. Genetic structure of goat breeds from Brazil and the United States: Implications for conservation and breeding programs Journal of Animal Science, Madison, v. 93, n. 10, p. 4629-4636, Sep. 2015.| Biblioteca(s): Embrapa Meio-Norte; Embrapa Recursos Genéticos e Biotecnologia. |
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| 120. | | SOUZA, C. A.; PAIVA, S. R.; FARIA, D. A.; MCMANUS, C.; OLIVEIRA, A. A.; GRATTAPAGLIA, D.; MARIANTE, A. S. Genetic variation at 23 SRTs loci in five brazilian populations of Santa Inês hair sheep breed. In: INTERNATIONAL CONFERENCE ON ANIMAL GENETICS, 30., 2006, Porto Seguro, BA. [Proceedings...]. Belo Horizonte, MG: CBRA, 2006. Não paginado.| Biblioteca(s): Embrapa Recursos Genéticos e Biotecnologia. |
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| Registros recuperados : 481 | |
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 | Acesso ao texto completo restrito à biblioteca da Embrapa Caprinos e Ovinos. Para informações adicionais entre em contato com cnpc.biblioteca@embrapa.br. |
Registro Completo
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Biblioteca(s): |
Embrapa Caprinos e Ovinos; Embrapa Recursos Genéticos e Biotecnologia. |
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Data corrente: |
15/12/2009 |
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Data da última atualização: |
18/05/2015 |
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Tipo da produção científica: |
Artigo em Periódico Indexado |
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Circulação/Nível: |
B - 1 |
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Autoria: |
LÔBO, A. M. B. O.; LOBO, R. N. B.; PAIVA, S. R.; OLIVEIRA, S. M. P. de; FACO, O. |
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Afiliação: |
Ana Maria Bezerra Oliveira Lôbo, Universidade Federal do Ceará (UFC); RAIMUNDO NONATO BRAGA LOBO, CNPC; SAMUEL REZENDE PAIVA, CENARGEN; Sônia Maria Pinheiro de Oliveira, Universidade Federal do Ceará (UFC); OLIVARDO FACO, CNPC. |
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Título: |
Genetic parameters for growth, reproductive and maternal traits in a multibreed meat sheep population. |
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Ano de publicação: |
2009 |
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Fonte/Imprenta: |
Genetics and Molecular Biology, v. 32, n. 4, p. 761-770, 2009. |
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Idioma: |
Inglês
Português |
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Conteúdo: |
The genetic parameters for growth, reproductive and maternal traits in a multibreed meat sheep population were estimated by applying the Average Information Restricted Maximum Likelihood method to an animal model. Data from a flock supported by the Programa de Melhoramento Genético de Caprinos e Ovinos de Corte (GENECOC) were used. The traits studied included birth weight (BW), weaning weight (WW), slaughter weight (SW), yearling weight (YW), weight gain from birth to weaning (GBW), weight gain from weaning to slaughter (GWS), weight gain from weaning to yearling (GWY), age at first lambing (AFL), lambing interval (LI), gestation length (GL), lambing date (LD - number of days between the start of breeding season and lambing), litter weight at birth (LWB) and litter weight at weaning (LWW). The direct heritabilities were 0.35, 0.81, 0.65, 0.49, 0.20, 0.15 and 0.39 for BW, WW, SW, YW, GBW, GWS and GWY, respectively, and 0.04, 0.06, 0.10, 0.05, 0.15 and 0.11 for AFL, LI, GL, LD, LWB and LWW, respectively. Positive genetic correlations were observed among body weights. In contrast, there was a negative genetic correlation between GBW and GWS (-0.49) and GBW and GWY (-0.56). Positive genetic correlations were observed between AFL and LI, LI and GL, and LWB and LWW. These results indicate a strong maternal influence in this herd and the presence of sufficient genetic variation to allow mass selection for growth traits. Additive effects were of little importance for reproductive traits, and other strategies are necessary to improve the performance of these animals. MenosThe genetic parameters for growth, reproductive and maternal traits in a multibreed meat sheep population were estimated by applying the Average Information Restricted Maximum Likelihood method to an animal model. Data from a flock supported by the Programa de Melhoramento Genético de Caprinos e Ovinos de Corte (GENECOC) were used. The traits studied included birth weight (BW), weaning weight (WW), slaughter weight (SW), yearling weight (YW), weight gain from birth to weaning (GBW), weight gain from weaning to slaughter (GWS), weight gain from weaning to yearling (GWY), age at first lambing (AFL), lambing interval (LI), gestation length (GL), lambing date (LD - number of days between the start of breeding season and lambing), litter weight at birth (LWB) and litter weight at weaning (LWW). The direct heritabilities were 0.35, 0.81, 0.65, 0.49, 0.20, 0.15 and 0.39 for BW, WW, SW, YW, GBW, GWS and GWY, respectively, and 0.04, 0.06, 0.10, 0.05, 0.15 and 0.11 for AFL, LI, GL, LD, LWB and LWW, respectively. Positive genetic correlations were observed among body weights. In contrast, there was a negative genetic correlation between GBW and GWS (-0.49) and GBW and GWY (-0.56). Positive genetic correlations were observed between AFL and LI, LI and GL, and LWB and LWW. These results indicate a strong maternal influence in this herd and the presence of sufficient genetic variation to allow mass selection for growth traits. Additive effects were of little importance for reproductive tr... Mostrar Tudo |
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Palavras-Chave: |
Cross-breeding; Herdabilidade; Peso de leitegada. |
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Thesagro: |
Genética Animal; Ovino; Peso ao Nascer; Variação Genética. |
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Thesaurus NAL: |
Age; Body weight; Crossbreds; Genetic correlation; Genetic variation; Heritability; Litter weight; Parturition interval; Sheep meat. |
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Categoria do assunto: |
--
G Melhoramento Genético |
|
Marc: |
LEADER 02610naa a2200361 a 4500
001 1658322
005 2015-05-18
008 2009 bl uuuu u00u1 u #d
100 1 $aLÔBO, A. M. B. O.
245 $aGenetic parameters for growth, reproductive and maternal traits in a multibreed meat sheep population.$h[electronic resource]
260 $c2009
520 $aThe genetic parameters for growth, reproductive and maternal traits in a multibreed meat sheep population were estimated by applying the Average Information Restricted Maximum Likelihood method to an animal model. Data from a flock supported by the Programa de Melhoramento Genético de Caprinos e Ovinos de Corte (GENECOC) were used. The traits studied included birth weight (BW), weaning weight (WW), slaughter weight (SW), yearling weight (YW), weight gain from birth to weaning (GBW), weight gain from weaning to slaughter (GWS), weight gain from weaning to yearling (GWY), age at first lambing (AFL), lambing interval (LI), gestation length (GL), lambing date (LD - number of days between the start of breeding season and lambing), litter weight at birth (LWB) and litter weight at weaning (LWW). The direct heritabilities were 0.35, 0.81, 0.65, 0.49, 0.20, 0.15 and 0.39 for BW, WW, SW, YW, GBW, GWS and GWY, respectively, and 0.04, 0.06, 0.10, 0.05, 0.15 and 0.11 for AFL, LI, GL, LD, LWB and LWW, respectively. Positive genetic correlations were observed among body weights. In contrast, there was a negative genetic correlation between GBW and GWS (-0.49) and GBW and GWY (-0.56). Positive genetic correlations were observed between AFL and LI, LI and GL, and LWB and LWW. These results indicate a strong maternal influence in this herd and the presence of sufficient genetic variation to allow mass selection for growth traits. Additive effects were of little importance for reproductive traits, and other strategies are necessary to improve the performance of these animals.
650 $aAge
650 $aBody weight
650 $aCrossbreds
650 $aGenetic correlation
650 $aGenetic variation
650 $aHeritability
650 $aLitter weight
650 $aParturition interval
650 $aSheep meat
650 $aGenética Animal
650 $aOvino
650 $aPeso ao Nascer
650 $aVariação Genética
653 $aCross-breeding
653 $aHerdabilidade
653 $aPeso de leitegada
700 1 $aLOBO, R. N. B.
700 1 $aPAIVA, S. R.
700 1 $aOLIVEIRA, S. M. P. de
700 1 $aFACO, O.
773 $tGenetics and Molecular Biology$gv. 32, n. 4, p. 761-770, 2009.
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