Poolthajit, S. .; Wachirapakorn, C. .; Haitook, T. .; Srakaew, W. .; Prapaiwong, T. .; Tongnum, A. . Effect of Combination of Vitamin-Mineral Supplementation and Concentrate- to-Roughage Ratio Diets on Ruminal Fermentation, Gas Kinetics and Microbial Biomass Production Using in Vitro Gas Production Technique. Agr. Nat. Resour. 2021, 55, 764–776.