%0 Journal Article %T CORRECTION OF RUMEN DIGESTION INDICATORS AND CARBOHYDRATE COMPOUNDS METABOLISM IN FIRST–CALF HEIFERS UNDER CONDITIONS OF BIOGEOCHEMICAL PROVINCE %A Gertman, A.M. %A Maksimovich, D.M. %K first-calf heifers, biogeochemical province, heavy metals, volatile fatty acids, glycolysis %J Bulletin of KSAU %D 2023 %N 0 %P 6 %I Krasnoyarsk State Agrarian University