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Registro Completo |
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Biblioteca(s): |
Embrapa Milho e Sorgo. |
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Data corrente: |
14/04/2020 |
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Data da última atualização: |
28/10/2020 |
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Tipo da produção científica: |
Resumo em Anais de Congresso |
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Autoria: |
MACIEL, I. C. F.; BARBOSA, F. A.; TOMICH, T. R.; ALVARENGA, R. C.; FERREIRA, L. R.; ROWNTREE, J.; THOMPSON, L. R.; LANA, A. M. Q. |
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Afiliação: |
Isabella Cristina F. Maciel, Michigan State University; Fabiano A. Barbosa, De Heus Animal Nutrition B.V; THIERRY RIBEIRO TOMICH, CNPGL; RAMON COSTA ALVARENGA, CNPMS; Ludhiana R. Ferreira, Universidade Federal de Minas Gerais; Jason Rowntree, Michigan State University; Logan R. Thompson, Michigan State University; Ângela Maria Q. Lana, Universidade Federal de Minas Gerais. |
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Título: |
Assessing enteric methane emissions from Nellore and Angus-Nellore crossbred cattle in a tropical, intensive beef cattle production system. |
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Ano de publicação: |
2019 |
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Fonte/Imprenta: |
In: ANNUAL MEETING AND TRADE SHOW, 2019, Worcester. Abstracts... Worcester: [s.n.], 2019. |
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DOI: |
10.1093/jas/skz258.757 |
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Idioma: |
Inglês |
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Notas: |
Publicado no Journal of Animal Science, v. 97, p. 380-381, 2019. Suppl. 3. |
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Conteúdo: |
Crossbreeding has been used to improve performance in beef cattle; however, the effects of breed composition on methane production, yield and intensity from cattle in a tropical intensive system remain unknown. To assess the impact of breed composition on enteric methane emissions, Nellore (NE; yr 1: BW = 171.5 ± 19.4 kg; n = 10; yr 2: BW = 215.8 ± 32.3 kg, n = 25) and Angus-Nellore crossbred (AN; yr 1: BW = 214.2 ± 26.4 kg, n = 10; yr 2: BW = 242.5 ± 32.2 kg, n = 25) were compared. At trial onset, 10 mo old steers grazed Megathyrsus maximus ?Mombaça? in the grazing period (GP) and then were finished in a feedlot (FL) (35:65% corn silage:concentrate diet). Steers (n = 8) from each breed composition were randomly selected in GP and FL to measure CH4 production using a sulfur hexafluoride technique and DMI using titanium dioxide. The NE produced 19% less CH4 than AN in GP (17.21 vs 21.17 kg, P < 0.01), and no difference was observed in FL (22.34 vs 22.67 kg, P > 0.10). However, in FL, NE had greater CH4 intensity (CH4/ADG) compared to AN (122.76 vs 97.49 g/kg, P < 0.01). Furthermore, CH4/carcass weight was greater for NE than AN (0.079 vs 0.067 g/kg CW, P < 0.01). Breed composition did not influence CH4 yield (CH4/DMI) in either phase. The percentage CH4/GEI (Ym) for GP was higher for AN than NE (4.5 vs 3.8%), but lower than the IPCC recommended Ym of 6.5%. In FL, Ym was similar between breed composition (5.0%) and greater than the IPCC Ym of 3%. In our study the introduction of Angus into Nellore has potential to reduce CH4 intensity in tropical climates, resulting in less methane emission per kg beef produced. MenosCrossbreeding has been used to improve performance in beef cattle; however, the effects of breed composition on methane production, yield and intensity from cattle in a tropical intensive system remain unknown. To assess the impact of breed composition on enteric methane emissions, Nellore (NE; yr 1: BW = 171.5 ± 19.4 kg; n = 10; yr 2: BW = 215.8 ± 32.3 kg, n = 25) and Angus-Nellore crossbred (AN; yr 1: BW = 214.2 ± 26.4 kg, n = 10; yr 2: BW = 242.5 ± 32.2 kg, n = 25) were compared. At trial onset, 10 mo old steers grazed Megathyrsus maximus ?Mombaça? in the grazing period (GP) and then were finished in a feedlot (FL) (35:65% corn silage:concentrate diet). Steers (n = 8) from each breed composition were randomly selected in GP and FL to measure CH4 production using a sulfur hexafluoride technique and DMI using titanium dioxide. The NE produced 19% less CH4 than AN in GP (17.21 vs 21.17 kg, P < 0.01), and no difference was observed in FL (22.34 vs 22.67 kg, P > 0.10). However, in FL, NE had greater CH4 intensity (CH4/ADG) compared to AN (122.76 vs 97.49 g/kg, P < 0.01). Furthermore, CH4/carcass weight was greater for NE than AN (0.079 vs 0.067 g/kg CW, P < 0.01). Breed composition did not influence CH4 yield (CH4/DMI) in either phase. The percentage CH4/GEI (Ym) for GP was higher for AN than NE (4.5 vs 3.8%), but lower than the IPCC recommended Ym of 6.5%. In FL, Ym was similar between breed composition (5.0%) and greater than the IPCC Ym of 3%. In our study the introduction ... Mostrar Tudo |
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Palavras-Chave: |
Intensificação sustentável; Sistema intensivo de produção. |
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Thesagro: |
Bovino; Efeito Estufa; Gado de Corte; Gás; Metano; Ruminante. |
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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/212318/1/Assessing-enteric.pdf
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Marc: |
LEADER 02713nam a2200313 a 4500
001 2121629
005 2020-10-28
008 2019 bl uuuu u00u1 u #d
024 7 $a10.1093/jas/skz258.757$2DOI
100 1 $aMACIEL, I. C. F.
245 $aAssessing enteric methane emissions from Nellore and Angus-Nellore crossbred cattle in a tropical, intensive beef cattle production system.$h[electronic resource]
260 $aIn: ANNUAL MEETING AND TRADE SHOW, 2019, Worcester. Abstracts... Worcester: [s.n.], 2019.$c2019
500 $aPublicado no Journal of Animal Science, v. 97, p. 380-381, 2019. Suppl. 3.
520 $aCrossbreeding has been used to improve performance in beef cattle; however, the effects of breed composition on methane production, yield and intensity from cattle in a tropical intensive system remain unknown. To assess the impact of breed composition on enteric methane emissions, Nellore (NE; yr 1: BW = 171.5 ± 19.4 kg; n = 10; yr 2: BW = 215.8 ± 32.3 kg, n = 25) and Angus-Nellore crossbred (AN; yr 1: BW = 214.2 ± 26.4 kg, n = 10; yr 2: BW = 242.5 ± 32.2 kg, n = 25) were compared. At trial onset, 10 mo old steers grazed Megathyrsus maximus ?Mombaça? in the grazing period (GP) and then were finished in a feedlot (FL) (35:65% corn silage:concentrate diet). Steers (n = 8) from each breed composition were randomly selected in GP and FL to measure CH4 production using a sulfur hexafluoride technique and DMI using titanium dioxide. The NE produced 19% less CH4 than AN in GP (17.21 vs 21.17 kg, P < 0.01), and no difference was observed in FL (22.34 vs 22.67 kg, P > 0.10). However, in FL, NE had greater CH4 intensity (CH4/ADG) compared to AN (122.76 vs 97.49 g/kg, P < 0.01). Furthermore, CH4/carcass weight was greater for NE than AN (0.079 vs 0.067 g/kg CW, P < 0.01). Breed composition did not influence CH4 yield (CH4/DMI) in either phase. The percentage CH4/GEI (Ym) for GP was higher for AN than NE (4.5 vs 3.8%), but lower than the IPCC recommended Ym of 6.5%. In FL, Ym was similar between breed composition (5.0%) and greater than the IPCC Ym of 3%. In our study the introduction of Angus into Nellore has potential to reduce CH4 intensity in tropical climates, resulting in less methane emission per kg beef produced.
650 $aBovino
650 $aEfeito Estufa
650 $aGado de Corte
650 $aGás
650 $aMetano
650 $aRuminante
653 $aIntensificação sustentável
653 $aSistema intensivo de produção
700 1 $aBARBOSA, F. A.
700 1 $aTOMICH, T. R.
700 1 $aALVARENGA, R. C.
700 1 $aFERREIRA, L. R.
700 1 $aROWNTREE, J.
700 1 $aTHOMPSON, L. R.
700 1 $aLANA, A. M. Q.
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Registro original: |
Embrapa Milho e Sorgo (CNPMS) |
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| Registros recuperados : 8 | |
| 2. |  | FIGUEIREDO, M. L. C.; BARBOSA, W.; CORREA, A. G.; PERRI JR. J.; PAULA, A. F.; CRUZ, I. Atratividade de diferentes formulações de feromônio sexual sintético para machos de Spodoptera frugiperda. In: CONGRESSO NACIONAL DE MILHO E SORGO, 23., 2000, Uberlândia, MG. A inovação tecnológica e a competividade no contexto dos mercados globalizados: resumos expandidos. Sete Lagoas: ABMS: Embrapa Milho e Sorgo; Uberlândia: Universidade Federal de Uberlandia, 2000. 1 CD-ROM.| Tipo: Artigo em Anais de Congresso |
| Biblioteca(s): Embrapa Milho e Sorgo. |
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| 3. | | FIGUEIREDO, M. L. C.; BARBOSA, W.; CORREA, A. G.; PERRI JUNIOR, J.; PAULA, A. F. de; CRUZ, I. Atratividade de diferentes formulações de feromônio sintético para machos de Spodoptera frugiperda. In: CONGRESSO NACIONAL DE MILHO E SORGO, 23., 2000, Uberlândia. A inovação tecnológica e a competividade no contexto dos mercados globalizados: resumos. Sete Lagoas: ABMS: Embrapa Milho e Sorgo; Uberlândia: Universidade Federal de Uberlândia, 2000. p. 233.| Tipo: Resumo em Anais de Congresso |
| Biblioteca(s): Embrapa Milho e Sorgo. |
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| 4. | | BATISTA-PEREIRA, L.G.; STEIN, K.; PAULA, A. F. de; MOREIRA, J. A.; CORREA, A. G.; CRUZ, I.; FIGUEIREDO, M. L. C.; PERRI JUNIOR, J. Isolamento, identificação e avaliação de campo do feromônio sexual da população brasileira de Spodoptera frugiperda. In: CONGRESSO BRASILEIRO DE ENTOMOLOGIA, 19., 2002, Manaus. Resumos... Manaus: INPA: SEB, 2002. p. 302.| Tipo: Resumo em Anais de Congresso |
| Biblioteca(s): Embrapa Milho e Sorgo. |
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| 5. | | BATISTA-PEREIRA,, L. G.; STEIN, K.; PAULA, A. F. de; MOREIRA, J. A.; CRUZ, I.; FIGUEIREDO, M. de L. C.; PERRI JR. J.; CORREA, A. G. Isolation, identification, synthesis, and field evaluation of the sex pheromone of the Brazilian population of Spodoptera frugiperda. Journal of Chemical Ecology, New York, v. 32, n. 5, p. 1085-1099, 2006.| Tipo: Artigo em Periódico Indexado |
| Biblioteca(s): Embrapa Milho e Sorgo. |
|  |
| 6. | | CHAGAS, A. C. de S.; OLIVEIRA, M. C. de S.; ALENCAR, M. M. de; ESTEVES, S. N.; FREITAS, A. R. de; BARROS, A. T. M. de; BRITO, L. G.; VIEIRA, L. C.; HASSUM, I. C.; BRANDAO, H. de M.; CHAVES, F. C. M.; BIZZO, H. R.; MOLENTO, M. B.; KATIKI, L. M.; SILVA, M. F. F. da; CORRÊA, A. G.; FURLAN, M.; FOGLIO, M. A.; RODRIGUES, R. A. F.; CARVALHO, J. E.; REHDER, V. L. G. Pesquisa de compostos bioativos vegetais para o controle de parasitas de ruminantes. In: SIMPÓSIO EMBRAPA LABEX DE SANIDADE ANIMAL, 1., 2009, Campo Grande. Anais... Campo Grande: Embrapa Gado de Corte, 2009. 1 CD-ROM.| Tipo: Resumo em Anais de Congresso |
| Biblioteca(s): Embrapa Amazônia Ocidental. |
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| 7. | | CHAGAS, A. C. de S.; OLIVEIRA, M. C. de S.; ALENCAR, M. M. de; ESTEVES, S. N.; FREITAS, A. R. de; BARROS, A. T. M. de; BRITO, L. G.; VIEIRA, L. C.; HASSUM, I. C.; BRANDAO, H. de M.; CHAVES, F. C. M.; BIZZO, H. R.; MOLENTO, M. B.; KATIKI, L. M.; SILVA, M. F. F. da; CORRÊA, A. G.; FURLAN, M.; FOGLIO, M. A.; RODRIGUES, R. A. F.; CARVALHO, J. E.; REHDER, V. L. G. Pesquisa de compostos bioativos vegetais para o controle de parasitas de ruminantes. In: SIMPÓSIO EMBRAPA LABEX DE SANIDADE ANIMAL, 1., 2009, Campo Grande. Anais... Campo Grande: Embrapa Gado de Corte, 2009. 1 CD-ROM| Tipo: Resumo em Anais de Congresso |
| Biblioteca(s): Embrapa Pecuária Sudeste. |
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| 8. | | CHAGAS, A. C. de S.; OLIVEIRA, M. C. de S.; ALENCAR, M. M. de; ESTEVES, S. N.; FREITAS, A. R. de; BARROS, A. T. M. de; BRITO, L. G.; VIEIRA, L. da S.; HASSUM, I. C.; BRANDÃO, H. de M.; CHAVES, F. C. M.; BIZZO, H. R.; MOLENTO, M. B.; KATIKI, L. M.; SILVA, M. F. F. da; CORRÊA, A. G.; FURLAN, M.; FOGLIO, M. A.; RODRIGUES, R. A. F.; CARVALHO, J. E.; REHDER, V. L. G. Pesquisa de compostos bioativos vegetais para o controle de parasitas de ruminantes. In: SIMPÓSIO EMBRAPA LABEX DE SANIDADE ANIMAL, 1., 2009, Campo Grande. Anais... Campo Grande: Embrapa Gado de Corte, 2009. 1 CD-ROM.| Tipo: Resumo em Anais de Congresso |
| Biblioteca(s): Embrapa Rondônia. |
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| Registros recuperados : 8 | |
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| Nenhum registro encontrado para a expressão de busca informada. |
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