Effect of Different Forages and Concentrates Balance in Complete Feeds on In Vitro the Digestibility of Crude Fat and Extractable Material Without Nitrogen. ANGON : J. Anim. Sci. Tech. 2025;6(2):109-114. Accessed December 30, 2025. http://jnp.fapet.unsoed.ac.id/index.php/angon/article/view/333