Mussabekov, Aidos, Dana Yermakhan, Madina Maulenkulova, and Aida Bekzhankyzy. “The Effectiveness of Yeast Additives Added to the Diet When Fattening Bulls”. Scientific Journal of Animal Science 10, no. 1 (January 30, 2022): 712-715. Accessed July 3, 2024. http://sjournals.com/index.php/sjas/article/view/1666.