The amount of major heterotrophic bacteriaEnterobacteriaceae rose 9.4% and Aeromonas reduced 7.5% in the Ictalurus punctatus fishponds; Pseudomonas reduced 16% and Enterobacteriaceae rose 21% in the Pengze crucian fishponds.

• 斑点叉尾?养殖池的主要异养细菌肠杆菌科细菌提高 9.；4%25；气单胞菌属降低7