“Protein Sources of Low Ruminal Degradation and It Effect on Methane Production in Beef Cattle”. Journal Facultad de Ciencias Agropecuarias - FAGROPEC 12, no. 2 (January 21, 2021): 232–240. Accessed August 25, 2026. https://editorial.uniamazonia.edu.co/fagropec/article/view/124.