Evaluasi formulasi dan pembuatan complete feed bahan pakan lokal daun kopi di peternak sapi potong Pasuruan Jawa Timur: Evaluation of formulation and preparation of complete feed local food ingredients from coffee leaves at beef cattle breeders Pasuruan, East Java. AGX. 2021;12(1):62-67. doi:10.35891/agx.v12i1.2337