Grouping crossbred Holstein x Gyr heifers according to different feed efficiency indexes and its effects on energy and nitrogen partitioning, blood metabolic variables and gas exchanges

The objectives of this study were: i) to classify animals into groups of high and low feed efficiency (FE) using three FE indexes (Residual feed intake (RFI), Residual weight gain (RG) and Feed conversion efficiency (FCE)), and ii) to evaluate whether crossbreed Holstein x Gyr heifers divergent for...

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Detalles Bibliográficos
Autores principales: da Silva, Danieli Cabral, Ribeiro Pereira, Luiz Gustavo, Mello Lima, Juliana Aparecida, Machado, Fernanda Samarini, Ferreira, Alexandre Lima, Tomich, Thierry Ribeiro, Coelho, Sandra Gesteira, Maurício, Rogério Martins, Campos, Mariana Magalhães
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Public Library of Science 2020
Materias:
Research Article
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7485853/
https://www.ncbi.nlm.nih.gov/pubmed/32915803
http://dx.doi.org/10.1371/journal.pone.0238419

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