Prasetiyono, Bambang Waluyo Hadi Eko, Widiyanto Widiyanto, Yon Soepri Ondho, Agung Subrata, and Hermawan Setyo Widodo. 2020. “Effect of SOYXYL As a Dietary Protected Protein Supplement on the Reproductive Performance of Simmental Bulls”. ANIMAL PRODUCTION 22 (1), 1-8. https://doi.org/10.20884/1.jap.2020.22.1.41.