TY JOUR TI PHYSICO-CHEMICAL PARAMETERS OF COLOSTRUM AND MILK OF COWS WITH PRODUCTS OF BIOTECHNOLOGICAL PRODUCTION KW JO Vestnik biotechnology AU Loretc, O.G. AU Gorelik, O.V. AU Gumerov, A.B. AU Belookov, A.A. AU Asenova, B.K. PY 2018 IS 2018 PB Ural State Agrarian University