Different true-protein sources do not modify the metabolism of crossbred Bos taurus × Bos indicus growing heifers - Mota, Diego Azevedo; Messana, Juliana Duarte; Canesin, Roberta Carrilho; Fiorentini, Giovani; Pires, Alexandre Vaz; Berchielli, Telma Teresinha (Revista Brasileira de Zootecnia, 2015)