TY JOUR TI TO THE QUESTION OF STOCKING OF KAZAKHSTAN WATER BODIES BY FISH STOCKING MATERIAL OF VALUABLE FISH SPECIES KW fish stocking KW sazan KW carp KW efficiency KW receiving capacity JO Vestnik of Astrakhan State Technical University. Series: Fishing industry AU Asylbekova, S.. AU Isbekov, K.. AU Kulikov, E.. PY 2018 IS 2018 PB Astrakhan State Technical University