TY JOUR TI EFFECT OF ILLUMINATION ON THE FISH GROWTH AND DEVELOPMENT KW illumination KW photoperiod KW intermittence of lighting KW spectral structure of light KW photogradient KW forage consumption KW embryogenesis KW larvae KW fry KW carp KW catfish KW trout KW salmon KW silver carp KW whitefishes KW sight KW touch system JO Vestnik of Astrakhan State Technical University. Series: Fishing industry AU Vlasov, V.. AU Maslova, N.. AU Ponomarev, S.. AU Bakaneva, Y.. PY 2013 IS 2013 PB Astrakhan State Technical University