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Energy and protein requirements of crossbred Holstein x Zebu steers fed different levels of calcium and phosphorus in the diet
The aim of this study was to determine the energy and protein requirements of crossbred Holstein x Zebu steers fed with or without the supplementation of dicalcium phosphate in the diet. Thirty-two steers with an average initial body weight of 377.5 ± 49.4 kg were used, of which four were initially...
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Main Authors: | , , , , , , , , , |
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Formato: | Artigo |
Idioma: | Inglês |
Publicado em: |
Universidade Estadual de Londrina
2016-09-01
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Colecção: | Semina: Ciências Agrárias |
Assuntos: | |
Acesso em linha: | http://www.uel.br/revistas/uel/index.php/semagrarias/article/view/23831 |
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