Effect of shade availability on the performance, physiological parameters and activity behavior of Pitangueiras cows - DOI: 10.4025/actascianimsci.v31i3.5279
Autor(a) principal: | |
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Data de Publicação: | 2009 |
Outros Autores: | , , , , |
Tipo de documento: | Artigo |
Idioma: | por |
Título da fonte: | Acta Scientiarum. Animal Sciences (Online) |
Texto Completo: | https://periodicos.uem.br/ojs/index.php/ActaSciAnimSci/article/view/5279 |
Resumo: | The objective of this trial was to analyze milk production, milk composition, fatty acid profile, physiological parameters, and behavior of Pitangueiras cows under grazing conditions and submitted to the presence or absence of shade in the paddock. The environment was monitored daily using a meteorological station at the research site. A complete randomized experimental design was used and 20 lactating cows were allocated in paddocks with or without shade. Daily milk productivity did not differ among cows. There was also no difference in the fatty acid profile and milk composition. Cows with shade available stayed under the shade during periods where thermal comfort index was greater. Physiological responses did not show significant differences; however, differences were observed between morning and afternoon periods, with greater values observed for the afternoon period. The use of artificial shade favored animal weight gain and long-chain fatty acid profile under high thermal comfort index. In this condition, the shade to Pitangueiras cows breed is advised. |
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Effect of shade availability on the performance, physiological parameters and activity behavior of Pitangueiras cows - DOI: 10.4025/actascianimsci.v31i3.5279Efeitos da disponibilidade de sombra sobre o desempenho, atividades comportamentais e parâmetros fisiológicos de vacas da raça Pitangueiras - DOI: 10.4025/actascianimsci.v31i3.5279acids fattybehaviorenvironmentheat stressshadingdairy cowsácidos graxoscomportamentoestresse térmicofatores ambientaistemperatura retalciências agráriasThe objective of this trial was to analyze milk production, milk composition, fatty acid profile, physiological parameters, and behavior of Pitangueiras cows under grazing conditions and submitted to the presence or absence of shade in the paddock. The environment was monitored daily using a meteorological station at the research site. A complete randomized experimental design was used and 20 lactating cows were allocated in paddocks with or without shade. Daily milk productivity did not differ among cows. There was also no difference in the fatty acid profile and milk composition. Cows with shade available stayed under the shade during periods where thermal comfort index was greater. Physiological responses did not show significant differences; however, differences were observed between morning and afternoon periods, with greater values observed for the afternoon period. The use of artificial shade favored animal weight gain and long-chain fatty acid profile under high thermal comfort index. In this condition, the shade to Pitangueiras cows breed is advised.O trabalho teve como objetivo avaliar a produção, composição e o perfil de ácidos graxos do leite, parâmetros fisiológicos e atividades comportamentais de vacas da raça Pitangueiras, submetidas à condição de pastejo com e sem acesso à sombra. O ambiente foi monitorado diariamente em uma estação meteorológica. O delineamento experimental foi o inteiramente casualizado, sendo que 20 vacas em lactação foram divididas em piquetes nos tratamentos com e sem acesso à sombra. Não houve diferença (p > 0,05) entre os tratamentos quanto às variáveis fisiológicas, produção, composição e perfil de ácidos graxos do leite. Os animais com acesso à sombra buscaram o sombrite nos horários em que os índices de conforto térmico foram mais elevados. No turno da tarde os parâmetros fisiológicos foram mais elevados que no turno da manhã. O uso do sombrite foi favorável em relação ao ganho de peso dos bovinos leiteiros e perfil de ácidos graxos de cadeia longa, quando os índices de conforto térmico foram elevados. Nessas condições, sua utilização é recomendada para vacas da raça Pitangueiras em sistema de pastejo.Editora da Universidade Estadual de Maringá2009-09-24info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionpesquisa de campo;análise laboratorialapplication/pdfhttps://periodicos.uem.br/ojs/index.php/ActaSciAnimSci/article/view/527910.4025/actascianimsci.v31i3.5279Acta Scientiarum. Animal Sciences; Vol 31 No 3 (2009); 295-302Acta Scientiarum. Animal Sciences; v. 31 n. 3 (2009); 295-3021807-86721806-2636reponame:Acta Scientiarum. Animal Sciences (Online)instname:Universidade Estadual de Maringá (UEM)instacron:UEMporhttps://periodicos.uem.br/ojs/index.php/ActaSciAnimSci/article/view/5279/5279Silva, Érica Carla Lopes daModesto, Elisa CristinaAzevedo, Marcílio deFerreira, Marcelo de AndradeDubeux Junior, José Carlos BatistaSchuler, Alexandre Ricardo Pereirainfo:eu-repo/semantics/openAccess2024-05-17T13:04:05Zoai:periodicos.uem.br/ojs:article/5279Revistahttp://www.periodicos.uem.br/ojs/index.php/ActaSciAnimSciPUBhttp://www.periodicos.uem.br/ojs/index.php/ActaSciAnimSci/oaiactaanim@uem.br||actaanim@uem.br|| rev.acta@gmail.com1807-86721806-2636opendoar:2024-05-17T13:04:05Acta Scientiarum. Animal Sciences (Online) - Universidade Estadual de Maringá (UEM)false |
dc.title.none.fl_str_mv |
Effect of shade availability on the performance, physiological parameters and activity behavior of Pitangueiras cows - DOI: 10.4025/actascianimsci.v31i3.5279 Efeitos da disponibilidade de sombra sobre o desempenho, atividades comportamentais e parâmetros fisiológicos de vacas da raça Pitangueiras - DOI: 10.4025/actascianimsci.v31i3.5279 |
title |
Effect of shade availability on the performance, physiological parameters and activity behavior of Pitangueiras cows - DOI: 10.4025/actascianimsci.v31i3.5279 |
spellingShingle |
Effect of shade availability on the performance, physiological parameters and activity behavior of Pitangueiras cows - DOI: 10.4025/actascianimsci.v31i3.5279 Silva, Érica Carla Lopes da acids fatty behavior environment heat stress shading dairy cows ácidos graxos comportamento estresse térmico fatores ambientais temperatura retal ciências agrárias |
title_short |
Effect of shade availability on the performance, physiological parameters and activity behavior of Pitangueiras cows - DOI: 10.4025/actascianimsci.v31i3.5279 |
title_full |
Effect of shade availability on the performance, physiological parameters and activity behavior of Pitangueiras cows - DOI: 10.4025/actascianimsci.v31i3.5279 |
title_fullStr |
Effect of shade availability on the performance, physiological parameters and activity behavior of Pitangueiras cows - DOI: 10.4025/actascianimsci.v31i3.5279 |
title_full_unstemmed |
Effect of shade availability on the performance, physiological parameters and activity behavior of Pitangueiras cows - DOI: 10.4025/actascianimsci.v31i3.5279 |
title_sort |
Effect of shade availability on the performance, physiological parameters and activity behavior of Pitangueiras cows - DOI: 10.4025/actascianimsci.v31i3.5279 |
author |
Silva, Érica Carla Lopes da |
author_facet |
Silva, Érica Carla Lopes da Modesto, Elisa Cristina Azevedo, Marcílio de Ferreira, Marcelo de Andrade Dubeux Junior, José Carlos Batista Schuler, Alexandre Ricardo Pereira |
author_role |
author |
author2 |
Modesto, Elisa Cristina Azevedo, Marcílio de Ferreira, Marcelo de Andrade Dubeux Junior, José Carlos Batista Schuler, Alexandre Ricardo Pereira |
author2_role |
author author author author author |
dc.contributor.author.fl_str_mv |
Silva, Érica Carla Lopes da Modesto, Elisa Cristina Azevedo, Marcílio de Ferreira, Marcelo de Andrade Dubeux Junior, José Carlos Batista Schuler, Alexandre Ricardo Pereira |
dc.subject.por.fl_str_mv |
acids fatty behavior environment heat stress shading dairy cows ácidos graxos comportamento estresse térmico fatores ambientais temperatura retal ciências agrárias |
topic |
acids fatty behavior environment heat stress shading dairy cows ácidos graxos comportamento estresse térmico fatores ambientais temperatura retal ciências agrárias |
description |
The objective of this trial was to analyze milk production, milk composition, fatty acid profile, physiological parameters, and behavior of Pitangueiras cows under grazing conditions and submitted to the presence or absence of shade in the paddock. The environment was monitored daily using a meteorological station at the research site. A complete randomized experimental design was used and 20 lactating cows were allocated in paddocks with or without shade. Daily milk productivity did not differ among cows. There was also no difference in the fatty acid profile and milk composition. Cows with shade available stayed under the shade during periods where thermal comfort index was greater. Physiological responses did not show significant differences; however, differences were observed between morning and afternoon periods, with greater values observed for the afternoon period. The use of artificial shade favored animal weight gain and long-chain fatty acid profile under high thermal comfort index. In this condition, the shade to Pitangueiras cows breed is advised. |
publishDate |
2009 |
dc.date.none.fl_str_mv |
2009-09-24 |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion pesquisa de campo;análise laboratorial |
format |
article |
status_str |
publishedVersion |
dc.identifier.uri.fl_str_mv |
https://periodicos.uem.br/ojs/index.php/ActaSciAnimSci/article/view/5279 10.4025/actascianimsci.v31i3.5279 |
url |
https://periodicos.uem.br/ojs/index.php/ActaSciAnimSci/article/view/5279 |
identifier_str_mv |
10.4025/actascianimsci.v31i3.5279 |
dc.language.iso.fl_str_mv |
por |
language |
por |
dc.relation.none.fl_str_mv |
https://periodicos.uem.br/ojs/index.php/ActaSciAnimSci/article/view/5279/5279 |
dc.rights.driver.fl_str_mv |
info:eu-repo/semantics/openAccess |
eu_rights_str_mv |
openAccess |
dc.format.none.fl_str_mv |
application/pdf |
dc.publisher.none.fl_str_mv |
Editora da Universidade Estadual de Maringá |
publisher.none.fl_str_mv |
Editora da Universidade Estadual de Maringá |
dc.source.none.fl_str_mv |
Acta Scientiarum. Animal Sciences; Vol 31 No 3 (2009); 295-302 Acta Scientiarum. Animal Sciences; v. 31 n. 3 (2009); 295-302 1807-8672 1806-2636 reponame:Acta Scientiarum. Animal Sciences (Online) instname:Universidade Estadual de Maringá (UEM) instacron:UEM |
instname_str |
Universidade Estadual de Maringá (UEM) |
instacron_str |
UEM |
institution |
UEM |
reponame_str |
Acta Scientiarum. Animal Sciences (Online) |
collection |
Acta Scientiarum. Animal Sciences (Online) |
repository.name.fl_str_mv |
Acta Scientiarum. Animal Sciences (Online) - Universidade Estadual de Maringá (UEM) |
repository.mail.fl_str_mv |
actaanim@uem.br||actaanim@uem.br|| rev.acta@gmail.com |
_version_ |
1799315359232163840 |