TY JOUR TI ASSESSMENT OF USING TISSUE PREPARATIONS EFFICIENCY IN DAIRY CATTLE BREEDING KW cows KW cattle KW milk yield KW tissue preparations KW milk productivity KW fat KW protein KW biochemical composition of cow blood KW economic efficiency JO Bulletin of KSAU AU Pushkarev, I.A. AU Kureninova, T.V. AU Belyayeva, N.Y. PY 2024 IS 0 PB Krasnoyarsk State Agrarian University