TY JOUR TI CRYOPROTECTORS SELECTION TO FREEZE BACTERIAL CONCENTRATE OF SYMBIOTIC STARTER KW symbiotic starter culture KW kurunga KW protective environment KW glycerin KW gelatin KW sucrose KW bacte- rial concentrate KW conservation KW freezing KW cell survival. JO Bulletin of KSAU AU Zandanova, T.N. PY 2021 IS 0 PB Krasnoyarsk State Agrarian University