TY JOUR TI Features of early ontogenesis of catfish (Clarias gariepinus, Burchel, 1822) KW clarid catfish KW embryogenesis KW eggs KW germ KW embryo KW pre-larvae JO Vestnik of Astrakhan State Technical University. Series: Fishing industry AU Ponomareva, E.. AU Aleksandrova, U.. AU Gridina, T.. AU Kuzov, A.. PY 2020 IS PB Astrakhan State Technical University