TY JOUR TI ASSESTMENT OF FEMALE REPRODUCTIVE FUNCTION IN PADDLEFISH (POLYODON SPATHULA) REARED IN POND CONDITIONS IN ASTRAKHAN REGION KW paddlefish KW reproductive function KW fish broodstock KW females KW age of sexual maturity KW spawning interval KW yield of eggs KW body weight KW hemoglobin concentration (Hb) KW total serum protein JO Vestnik of Astrakhan State Technical University. Series: Fishing industry AU Elnakeeb, M.. AU Vasilieva, L.. AU Yakovleva, E.P. AU Sudakova, N.. PY 2021 IS 2021 PB Astrakhan State Technical University