虹鳟气泡病的危害与对策气泡病是一种非病原体引起的鱼病。凡水中某种气体过饱和，均可引起鱼患气泡病，主要危害苗种。虹鳟是一种对溶氧量要求较高的鱼类，最适溶氧量９～１２毫克／升。当水中溶氧量降至５毫克／升时，其呼吸即感困难；夏季，虹鳟的溶氧量致死点为３毫克... Rainbow trout bubble disease hazards and countermeasures Bubble disease is a non-pathogen-induced fish disease. Where a gas supersaturated gas, can cause fish suffering from bubble disease, the main hazard to seed. Rainbow trout is a kind of fish that require higher dissolved oxygen, the optimum dissolved oxygen is 9 ~ 12 mg / L. When the dissolved oxygen in water drops to 5 mg / L, it is difficult to breathe; summer rainbow trout dissolved oxygen death point is 3 mg ...