(1985). Effect of supplementation with urea, natural proteins or protected proteins of plant or animal origin on the utilization of poor quality roughages. 1- nutrients digestibility and nitrogen utilization. EKB Journal Management System, 25(1), 137-149. doi: 10.21608/ejap.1985.122730

. "Effect of supplementation with urea, natural proteins or protected proteins of plant or animal origin on the utilization of poor quality roughages. 1- nutrients digestibility and nitrogen utilization". EKB Journal Management System, 25, 1, 1985, 137-149. doi: 10.21608/ejap.1985.122730

(1985). 'Effect of supplementation with urea, natural proteins or protected proteins of plant or animal origin on the utilization of poor quality roughages. 1- nutrients digestibility and nitrogen utilization', EKB Journal Management System, 25(1), pp. 137-149. doi: 10.21608/ejap.1985.122730

Effect of supplementation with urea, natural proteins or protected proteins of plant or animal origin on the utilization of poor quality roughages. 1- nutrients digestibility and nitrogen utilization. EKB Journal Management System, 1985; 25(1): 137-149. doi: 10.21608/ejap.1985.122730