Konsentrasi Asam Acetat, Asam Propionat, dan Asam Butirat Akibat Pemberian Katu Dalam Ransum Sapi Friesian Holstein Laktasi. (Consentration of Acetic, Propionic, and Butiric Acids in Lactating Friesian Holstein Cows Fed by Katu.) - ARIYANI., AGUSTINA DWI (2005)