TY JOUR TI The investigation of the effectiveness of the antioxidant astaxanthin use in the feed of valuable aquaculture objects based on their physiological state assessment KW astaxanthin KW sterlet KW physiological and biochemical parameters KW leukocyte formula KW liver KW vitamin A JO Vestnik of Astrakhan State Technical University. Series: Fishing industry AU Akhmedzhanova, A.. AU Ponomarev, S.. AU Fedorovykh, Y.. AU Levina, O.. AU Terganova, N.. PY 2024 IS 2024 PB Astrakhan State Technical University