Elihasridas; Zain, M.; Marlida, Y.; Andri. Effect of the Level of Energy and Dietary Protein of Ammoniated Rice Straw on the Productivity of Male Simmental Cattle in a Tropical Area. Pak. J. Nutr. 2018, 18 (1), 60–66. https://doi.org/10.3923/pjn.2019.60.66.