Combined use of ionophore and virginiamycin for finishing Nellore steers fed high concentrate diets . Scientia Agricola, [S. l.], v. 70, n. 4, p. 229–236, 2013. DOI: 10.1590/S0103-90162013000400002. Disponível em: https://revistas.usp.br/sa/article/view/64048.. Acesso em: 18 maio. 2024.