Syahruddin, S. (2019) “Carcass Percentage of Laying Ducks (Anas platyrhyncos) Supplemented by L-Arginine in Ration and Treated by L-Arginine In-Ovo Injection”, Tropical Animal Science Journal, 42(1), pp. 25–32. doi:10.5398/tasj.2019.42.1.25.