%0 Conference Article %T INFLUENCE OF PROTEIN SUPPLEMENTS AND ENZYME PRODUCTIVITY OF COWS AND PHYSICO-CHEMICAL CHARACTERISTICS OF MILK %A Ovchinnikov, A.A. %A Shepeleva, T.A. %A Arapova, A.V. %K %J Proceedings of The international scientific and practical conference %D 2024 %P 4 %I Ural State Agrarian University