TY JOUR TI THE EFFECT OF FEED ADDITIVES FROM FISH MILT AND GLYCERIN ON TROUT PRODUCTIVITY INDICATORS KW trout KW caviar KW glycerin KW milt KW maturity stage KW fertility KW egg diameter KW feed ratio JO Bulletin of KSAU AU Yurin, D.. AU Maxim, E.. AU Skamarokhova, A.S. AU Agarkova, N.V. AU Ustyuzhaninova, T.A. PY 2023 IS 0 PB Krasnoyarsk State Agrarian University