|
|
Registros recuperados : 315 | |
141. | | SILVA, S. A. T.; ORNELAS, L. T. C.; SILVA, D. C.; SACRAMENTO, J. P.; TOMICH, T. R.; MACHADO, F. S.; CAMPOS, M. M.; PEREIRA, L. G. R. Efeito da divergência na produção, rendimento e intensidade de metano no metabolismo de novilhas leiteiras. In: WORKSHOP DE INICIAÇÃO CIENTÍFICA DA EMBRAPA GADO DE LEITE, 24., 2019, Juiz de Fora. Anais... Juiz de Fora: Embrapa Gado de Leite, 2019. 4 p. Editor Técnico: Leônidas Paixão Passos, Embrapa Gado de Leite. Biblioteca(s): Embrapa Gado de Leite. |
| |
142. | | NASCIMENTO, K. B.; SACRAMENTO, J. P.; MARTINS, R. M; FERREIRA, A. L.; LIMA, J. A. M.; MACHADO, F. S.; PEREIRA, L. G. R.; TOMICH, T. R. Efeito da contagem de células somáticas sobre a composição de leite de vacas Girolando In: SIMPÓSIO DE QUALIDADE DO LEITE, 3., 2016, Jaboticabal. Resumos. Jaboticabal: Universidade Estadual Paulista, 2016. Biblioteca(s): Embrapa Gado de Leite. |
| |
143. | | NASCIMENTO, K. B.; SACRAMENTO, J. P.; FERREIRA, A.; MACHADO, F. S.; PEREIRA, L. G. R.; CAMPOS, M. M.; TOMICH, T. R.; MARTINS. R. M. Efeito da ordem de lactação e do nível de alimentação sobre a produção e composição do leite em vacas Girolando. In: SIMPÓSIO DE QUALIDADE DO LEITE, 3., 2016, Jaboticabal. Resumos. Jaboticabal: Universidade Estadual Paulista, 2016. p. 63. Biblioteca(s): Embrapa Gado de Leite. |
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144. | | LUIZ, M. T.; REIS, L. G.; MACHADO, F. S.; CAMPOS, M. M.; TOMICH, T. R.; SILVA FILHO, A. A.; FERREIRA, A. L.; PEREIRA, L. G. R. Efeitos de compostos bioativos de plantas sobre a fermentação ruminal e a produção de metano in vitro. In: CONGRESSO INTERNACIONAL DO LEITE, 13., 2015, Porto Alegre. Anais... Juiz de Fora: Embrapa Gado de Leite, 2015. 4 p. Biblioteca(s): Embrapa Gado de Leite. |
| |
146. | | MACHADO, F. S.; OSS, D.; TOMICH, T. R.; PEREIRA, L. G. R.; CAMPOS, M. M.; FREITAS, L. N.; MARCONDES, M. I. Enteric methane emission by crossbred (Holstein x Gyr) steers under different feeding levels. In: BIENNIAL CONFERENCE OF THE AUSTRALIAN SOCIETY OF ANIMAL PRODUCTION, 30., 2014, Canberra. Proceedings... Toowong: The Australian Society of Animal Production, 2014. p. 242 Biblioteca(s): Embrapa Gado de Leite. |
| |
147. | | PEREIRA, L. G. R.; MACHADO, F. S.; CAMPOS, M. M.; GUIMARAES JUNIOR, R.; TOMICH, T. R.; REIS, L. G.; COOMBS, C. Enteric methane mitigation strategies in ruminants: a review. Revista Colombiana de Ciencias Pecuarias, v. 28, n. 2, p. 124-143, 2015. Biblioteca(s): Embrapa Gado de Leite. |
| |
148. | | PEREIRA, L. G. R.; MACHADO, F. S.; CAMPOS, M. M.; GUIMARAES JUNIOR, R.; TOMICH, T. R.; REIS, L. G.; COOMBS, C. Enteric methane mitigation strategies in ruminants: a review. Revista Colombiana de Ciências Pecuarias, v. 28, p. 124-143, 2015. p. 124-143 Biblioteca(s): Embrapa Cerrados. |
| |
149. | | CUNHA, C. S.; LOPES, N. L.; VELOSO, C. M.; JACOVINE, L. A. G.; TOMICH, T. R.; PEREIRA, L. G. R.; MARCONDES, M. I. Greenhouse gases inventory and carbon balance of two dairy systems obtained from two methane-estimation methods. Science of The Total Environment, v. 571, p. 744-754, 2016. Biblioteca(s): Embrapa Gado de Leite. |
| |
150. | | ÍTAVO, C. C. B. F.; MORAIS, M. da G.; RAMOS, C. L.; ÍTAVO, L. C. V.; TOMICH, T. R.; SILVA, J. A. da. Green propolis extract as additive in the diet for lambs in feedlot. Revista Brasileira de Zootecnia, v.40, n.9, p.1991-1996, 2011. Biblioteca(s): Embrapa Pantanal. |
| |
151. | | SILVESTRE, T.; FERNANDES, P. B.; POSSAS, F. P.; MACHADO, F. S.; TOMICH, T. R.; CAMPOS, M. M.; PEREIRA, L. G. R.; RODRIGUES, P. H. M. Consumo de matéria seca por novilhas leiteiras Holandês, Gir e F1 Holandês-Gir sob diferentes planos nutricionais. In: CONGRESSO INTERNACIONAL DO LEITE, 13., 2015, Porto Alegre. Anais... Juiz de Fora: Embrapa Gado de Leite, 2015. 4 p. Biblioteca(s): Embrapa Gado de Leite. |
| |
152. | | NASCIMENTO, K.; SACRAMENTO, J. P.; FERREIRA, A. I.; MACHADO, F. S.; PEREIRA, L. G. R.; TOMICH, T. R.; CAMPOS, M. M.; MARTINS, R. M. Consumo de nutrientes e produção de sólidos de vacas Girolando no terço médio da lactação. In: SIMPÓSIO DE QUALIDADE DO LEITE, 3., 2016, Jaboticabal. Resumos. Jaboticabal: Universidade Estadual Paulista, 2016. p. 63. Biblioteca(s): Embrapa Gado de Leite. |
| |
153. | | PIRES NETO, O. DE S.; CRUZ, D. S. G.; TEIXEIRA, A. DE M.; TOMICH, T. R.; JAYME, D. G.; GONÇALVES, L. C. Cana-de-açucar na alimentação de bovinos: revisão de literatura. In: Conferência Universitária de Referência Rural e Acadêmica do Leite, 1., 2012, Montes Claros. Artigos técnicos... Montes Claros: UFMG, 2012. p. 45-51. Biblioteca(s): Embrapa Gado de Leite. |
| |
154. | | MARTINS, P. do C.; CAMPOS, M. M.; LIMA, J. A.; MACHADO, F. S.; PEREIRA, L. G. R.; TOMICH, T. R.; FERREIRA, A. L.; COELHO, S. G. O desempenho do crescimento em mestiças (Holandês x Gir) novilhas leteiras diferentes no consumo alimentar residual fenotipica. In: INTERNATIONAL MEETING OF ADVANCES IN ANIMAL SCIENCE, 1., 2016, Jaboticabal. Anais ... Jaboticabal: [s.n.], 2016. Biblioteca(s): Embrapa Gado de Leite. |
| |
156. | | CUNHA, C. S.; MARCONDES MI; VELOSO, C. M.; MANTOVANI, H. C.; PEREIRA, L. G. R.; TOMICH, T. R.; DILL-MCFARLAND, K. A.; SUEN, G. Compositional and structural dynamics of the ruminal microbiota in dairy heifers and its relationship to methane production. Journal of the Science of Food and Agriculture, n. 99, p. 210-218, 2019. Biblioteca(s): Embrapa Gado de Leite. |
| |
157. | | SOUZA, G. M.; TEIXEIRA, V. A.; RODRIGUES, J. P. P.; PEREIRA, L. G. R.; TOMICH, T. R.; DANES, M. A. C. Correlations between rectal and tail base temperature obtained by thermal sensor in dairy calves. In: REUNIÃO ANUAL DA SOCIEDADE BRASILEIRA DE ZOOTECNIA, 56., 2021, Florianópolis. Animal science: challenges in production and sustainability: proceedings... Brasília, DF: Sociedade Brasileira de Zootecnia, 2021. p. 399. Evento virtual. Biblioteca(s): Embrapa Gado de Leite. |
| |
158. | | TOMICH, T. R.; JAYME, C. G.; JAYME, D. G.; FERREIRA, D. A.; GONCALVES, L. C.; PINTO, R. G.; RIBEIRO, C. G. M.; RODRIGUES, J. A. S. Composição química de vinte e cinco híbridos de sorgo com capim-sudão (Sorghum bicolor x Sorghum sudanense) utilizados para produção de forragem. In: REUNIÃO ANUAL DA SOCIEDADE BRASILEIRA DE ZOOTECNIA, 39., 2002, Recife. A produção animal e a sociedade brasileira: anais. Recife: UFRPE: SBZ, 2002. 1 CD-ROM. Biblioteca(s): Embrapa Milho e Sorgo. |
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159. | | MARÇAL-PEDROZA, M. G.; CAMPOS, M. M.; PEREIRA, L. G. R.; MACHADO, F. S.; TOMICH, T. R.; COSTA, M. J. R. P. DA C.; SANT'ANNA, A. C. Consistency of temperament traits and their relationships with milk yield inlactating primiparous F1 Holstein - Gyr cows. Applied Animal Behaviour Science, v. 222, article 104881, 2020. Biblioteca(s): Embrapa Gado de Leite. |
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Registro Completo
Biblioteca(s): |
Embrapa Gado de Leite. |
Data corrente: |
13/09/2022 |
Data da última atualização: |
13/09/2022 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Circulação/Nível: |
B - 4 |
Autoria: |
SILVESTRE, T.; FERREIRA, A. L.; MACHADO, F. S.; CAMPOS, M. M.; TOMICH, T. R.; PEREIRA, L. G. R.; RODRIGUES, P. H. M.; MARCONDES, M. I. |
Afiliação: |
TAINA SILVESTRE, Universidade de São Paulo; ALEXANDRE LIMA FERREIRA, Universidade Federal de Minas Gerais; FERNANDA SAMARINI MACHADO, CNPGL; MARIANA MAGALHAES CAMPOS, CNPGL; THIERRY RIBEIRO TOMICH, CNPGL; LUIZ GUSTAVO RIBEIRO PEREIRA, CNPGL; PAULO HENRIQUE MAZZA RODRIGUES, Universidade de São Paulo; MARCOS INACIO MARCONDES, Washington State University. |
Título: |
Energy requirements of Holstein, Gyr, and Holstein x Gyr crossbred heifers using the respirometry technique. |
Ano de publicação: |
2022 |
Fonte/Imprenta: |
Frontiers in Animal Science, v. 3, 919515, 2022. |
DOI: |
https://doi.org/10.3389/fanim.2022.919515 |
Idioma: |
Inglês |
Conteúdo: |
We aimed to determine the energy requirements for maintenance and gain of 18 prepubertal dairy heifers of three breed compositions (BC; Holstein, Gyr, and Holstein × Gyr). Diets were formulated for gains of 0, 400, and 800 g/day, corresponding to 1.0×, 1.5×, and 2.0× maintenance, respectively. Each dairy BC had six animals with an initial body weight (iBW) of 219.8 ± 32 kg, 215.8 ± 33 kg, and 228.3 ± 33 kg for Holstein, Gyr, and Holstein × Gyr, respectively. The experiment was designed as a completely randomized design in a factorial scheme 3 × 3 [three BC and three feeding levels (FL)]. Digestibility and metabolism assays were performed to determine energy losses through feces and urine. Heat production was determined using the continuous measurement of oxygen consumption, carbon dioxide production, and methane emissions in respiration chambers. Energy requirements for maintenance (NEm) were calculated based on the relationship between heat production (HP) and metabolizable energy intake (MEI). The efficiency of use of metabolizable energy for maintenance (km) was obtained from the ratio between NEm and metabolizable energy requirements for maintenance. The net energy requirements for growth (NEg) were estimated from the model RE = β0 × EBW0.75 × EBGβ1, where RE is the retained energy (Mcal/day), EBW is empty body weight (kg0.75), and EBG is the empty body gain (kg/day). The efficiency of use of metabolizable energy for gain (kg) was estimated as the slope of the regression between RE and MEI for gain. Gyr heifers presented NEm 15% lower (98 kcal/kg of BW0.75) than HG crossbred animals. Holstein and crossbred heifers had similar NEm, 102 and 112 kcal/kg of BW0.75, respectively. The km was 0.71, 0.74, and 0.75 for HG, Holstein, and Gyr, respectively. Net energy requirement for gain (NEg) did not differ across BC, and a single equation was fit for all BC: RE = 0.069 × BW0.75 × BGW0.852. A single kg of 0.65 was observed for all three BC. Breed composition affected the energy requirements for maintenance and the energy partition, and those differences should be considered when estimating requirements for Gyr, Holstein × Gyr crossbred, and Holstein heifers. MenosWe aimed to determine the energy requirements for maintenance and gain of 18 prepubertal dairy heifers of three breed compositions (BC; Holstein, Gyr, and Holstein × Gyr). Diets were formulated for gains of 0, 400, and 800 g/day, corresponding to 1.0×, 1.5×, and 2.0× maintenance, respectively. Each dairy BC had six animals with an initial body weight (iBW) of 219.8 ± 32 kg, 215.8 ± 33 kg, and 228.3 ± 33 kg for Holstein, Gyr, and Holstein × Gyr, respectively. The experiment was designed as a completely randomized design in a factorial scheme 3 × 3 [three BC and three feeding levels (FL)]. Digestibility and metabolism assays were performed to determine energy losses through feces and urine. Heat production was determined using the continuous measurement of oxygen consumption, carbon dioxide production, and methane emissions in respiration chambers. Energy requirements for maintenance (NEm) were calculated based on the relationship between heat production (HP) and metabolizable energy intake (MEI). The efficiency of use of metabolizable energy for maintenance (km) was obtained from the ratio between NEm and metabolizable energy requirements for maintenance. The net energy requirements for growth (NEg) were estimated from the model RE = β0 × EBW0.75 × EBGβ1, where RE is the retained energy (Mcal/day), EBW is empty body weight (kg0.75), and EBG is the empty body gain (kg/day). The efficiency of use of metabolizable energy for gain (kg) was estimated as the slope of the ... Mostrar Tudo |
Palavras-Chave: |
Bioenergetics; Breed composition; Indirect calorimetry; Maintenance. |
Thesagro: |
Bovino; Calorimetria; Gado Gir; Gado Holandês; Manutenção; Raça. |
Categoria do assunto: |
L Ciência Animal e Produtos de Origem Animal |
URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/doc/1146382/1/Energy-requirements-of-Holstein-Gyr-and-Holstein-x-Gyr-crossbred-heifers-using-the-respirometry-technique.pdf
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Marc: |
LEADER 03195naa a2200337 a 4500 001 2146382 005 2022-09-13 008 2022 bl uuuu u00u1 u #d 024 7 $ahttps://doi.org/10.3389/fanim.2022.919515$2DOI 100 1 $aSILVESTRE, T. 245 $aEnergy requirements of Holstein, Gyr, and Holstein x Gyr crossbred heifers using the respirometry technique.$h[electronic resource] 260 $c2022 520 $aWe aimed to determine the energy requirements for maintenance and gain of 18 prepubertal dairy heifers of three breed compositions (BC; Holstein, Gyr, and Holstein × Gyr). Diets were formulated for gains of 0, 400, and 800 g/day, corresponding to 1.0×, 1.5×, and 2.0× maintenance, respectively. Each dairy BC had six animals with an initial body weight (iBW) of 219.8 ± 32 kg, 215.8 ± 33 kg, and 228.3 ± 33 kg for Holstein, Gyr, and Holstein × Gyr, respectively. The experiment was designed as a completely randomized design in a factorial scheme 3 × 3 [three BC and three feeding levels (FL)]. Digestibility and metabolism assays were performed to determine energy losses through feces and urine. Heat production was determined using the continuous measurement of oxygen consumption, carbon dioxide production, and methane emissions in respiration chambers. Energy requirements for maintenance (NEm) were calculated based on the relationship between heat production (HP) and metabolizable energy intake (MEI). The efficiency of use of metabolizable energy for maintenance (km) was obtained from the ratio between NEm and metabolizable energy requirements for maintenance. The net energy requirements for growth (NEg) were estimated from the model RE = β0 × EBW0.75 × EBGβ1, where RE is the retained energy (Mcal/day), EBW is empty body weight (kg0.75), and EBG is the empty body gain (kg/day). The efficiency of use of metabolizable energy for gain (kg) was estimated as the slope of the regression between RE and MEI for gain. Gyr heifers presented NEm 15% lower (98 kcal/kg of BW0.75) than HG crossbred animals. Holstein and crossbred heifers had similar NEm, 102 and 112 kcal/kg of BW0.75, respectively. The km was 0.71, 0.74, and 0.75 for HG, Holstein, and Gyr, respectively. Net energy requirement for gain (NEg) did not differ across BC, and a single equation was fit for all BC: RE = 0.069 × BW0.75 × BGW0.852. A single kg of 0.65 was observed for all three BC. Breed composition affected the energy requirements for maintenance and the energy partition, and those differences should be considered when estimating requirements for Gyr, Holstein × Gyr crossbred, and Holstein heifers. 650 $aBovino 650 $aCalorimetria 650 $aGado Gir 650 $aGado Holandês 650 $aManutenção 650 $aRaça 653 $aBioenergetics 653 $aBreed composition 653 $aIndirect calorimetry 653 $aMaintenance 700 1 $aFERREIRA, A. L. 700 1 $aMACHADO, F. S. 700 1 $aCAMPOS, M. M. 700 1 $aTOMICH, T. R. 700 1 $aPEREIRA, L. G. R. 700 1 $aRODRIGUES, P. H. M. 700 1 $aMARCONDES, M. I. 773 $tFrontiers in Animal Science$gv. 3, 919515, 2022.
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