TY JOUR TI REPRODUCTION OF ROACH RUTILUS RUTILUS (L., 1758) (CYPRINIDAE) IN THE CENTRAL KAZAKHSTAN AND K. SATPAEV'S CHANNEL RESERVOIRS KW reproduction KW fecundity KW sex ratio KW Rutilus rutilus KW Central Kazakhstan KW K. Satpaev’s channel JO Vestnik of Astrakhan State Technical University. Series: Fishing industry AU Asylbekova, S.. AU Isbekov, K.. AU Krainyuk, V.. PY 2015 IS 2015 PB Astrakhan State Technical University