TY JOUR TI EFFECT OF B VITAMINS IN FEED ON EMBRYONIC AND EARLY POST-EMBRYONIC DEVELOPMENT OF CAT SHARK IN EXPERIMENTAL CONDITIONS KW cat shark KW vitaminized feeds KW microbiologic analysis KW embryonic period KW juvenile fish KW haemoglobin KW aquarium JO Vestnik of Astrakhan State Technical University. Series: Fishing industry AU Fedyushina, N.. AU Sokolov, A.. AU Baltyzhakov, I.. PY 2018 IS PB Astrakhan State Technical University