TY CONF TI LIPID PEROXIDATION AND ANTIOXIDANT PROTECTION OF THE ORGANISM IN FRESH COWS USING THE PREPARATION "E-SELENIUM". KW JO Proceedings of The international scientific and practical conference AU Kashirina, L.G. AU Romanov, K.I. AU Ivanischev, K.A. PY 2024 PB Ural State Agrarian University