2016. Amino Acid and Mineral Supplementation in Fermentation Process of Concentrate Protein of Jatropha Seed Cake (Jatropha curcas L.). Animal Production: Indonesian Journal of Animal Production. 18, 3 (Oct. 2016), 141–148. DOI:https://doi.org/10.20884/1.jap.2016.18.3.574.