引用本文: | López-Carlos MA,Ramírez RG,Aguilera-Soto JI,Rodríguez H,Aréchiga CF,Méndez-Llorente F,Chavez JJ,Medina CA,Silva JM.Effect of the administration program of 2 β-adrenergic agonists on growth performance and carcass and meat characteristics of feedlot ram lambs[J].Journal of animal science,2012,90(5):1521-1531. |