鱼病防治工作直接关系到水产养殖效益的高低,在养殖过程中,许多养鱼户由于不注意科学选用、配制和使用鱼药,给养殖生产带来不必要损失。正确选药1、查清病因。选择用药前,要请渔技专业人员详细诊断病因。鱼病发生的原因有病原、寄主、环境三种主要因素,它们相互作用失去平衡,就会 Fish disease prevention and control work is directly related to the level of aquaculture benefits. In the process of aquaculture, many fish farmers do not pay due attention to scientific selection, preparation and use of fish medicine, which brings unnecessary losses to aquaculture production. The right medicine 1, find out the cause. Select medication before fishing professionals to ask the cause of the diagnosis. The causes of fish disease are pathogen, host, environment three main factors, their interaction is out of balance, it will