Protein requirements for females of Nellore, Nellore × Angus and Nellore × Simmental fed on two forage: concentrate ratios

Protein requirements for females of Nellore, Nellore × Angus and Nellore × Simmental fed on two forage: concentrate ratios

This study aimed to determine the protein requirements for females of Nellore, F1 Nellore × Angus and F1 Nellore × Simmental fed on two concentrate levels (30 and 50%). Sixty heifers from three genetic groups with 18 months of age were used: 20 Nellore, 20 Nellore × Angus and 20 Nellore × Simmental....

Full description

Bibliographic Details
Main Authors: Evaristo Jorge Oliveira de Souza, Sebastião de Campos Valadares Filho, Adriana Guim, Rilene Ferreira Diniz Valadares, Marcos Inácio Marcondes, Marcelo de Andrade Ferreira, Laura Franco Prados, Pedro del Bianco Benedeti
Format: Article
Language:English
Published: Sociedade Brasileira de Zootecnia 2012-03-01
Series:Revista Brasileira de Zootecnia
Subjects:
crossbred
heifers
metabolizable protein and net protein
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-35982012000300040

Internet

http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-35982012000300040

Similar Items