In order to make reasonable use of aquaculture water bodies and improve the comprehensive efficiency of sturgeon pond aquaculture,a mixed culture experiment of hybrid sturgeon(Acipenserbaerii ♀×A.schrenckii ♂)and Polyodon spathula was conducted in Nadanbo Town,Dongfeng County,Liaoyuan City.The hybrid sturgeon(Acipenser-baerii ♀×A.schrenckii ♂)(725 g/tail)lives in the the bottom of the cultured water.Polyodon spathula(468.8 g/tail)lives in the middle and upper layers of cultured water.Fish fry were domesticated in a 5-acre pond for 120 days.The adult size of the hybrid sturgeon(Acipenserbaerii ♀×A.schrenckii ♂)was 2.1 kg/tail.The adult size of Polyodon spathula was 1.75 kg/tail.Per unit yield of pond was 640 kg/acre.Profit per unit area was 3774.4 yuan/acre.
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