Nguyen Van Thu, Preston T R and Leng R 2022 Supplementing the diet of growing cattle with yeast-fermented rice (YFR) increased the production of rumen propionate, decreased emissions of methane and improved growth and feed conversion. Livestock Research for Rural Development. Volume 34, Article #113. Retrieved , from http://www.lrrd.org/lrrd34/12/34113thuv.html