Mega Sari, R., Sari, R. J., & Surtina, D. (2022). Characteristics Fluid Rumen From Ration With Ratio Rumen Degradable And Ungradable Protein Which Different In-Vitro. Journal of Animal Nutrition and Production Science, 1(1), 41–54. Retrieved from http://ojs.ummy.ac.id/index.php/janaps/article/view/223