近年来,河南各市(地)水产养殖规模不断扩大,集约化养鱼不断发展,但水产品质量和水产养殖病害问题也日益突出,尤其是加入世贸组织后,国际、国内各地区间水产品交换日益频繁,多种疾病的暴发和发病程度也相应增加。长期以来,由于水生动物防病工作滞后,加上水产养殖业是千家万户分散作业,养鱼户质量安全意识淡薄,绝大部分渔民仍然是用一些传统的方法和药物进行鱼病防治,药品单一,而且滥用药物的现象时有发生,有的甚至还在使用孔雀石绿、痢特灵等违禁药品。这样不仅使水产品的质量受到严重影响,而且排出的废 In recent years, the scale of aquaculture in Henan cities and prefectures has been continuously expanded, intensive fish farming has been developed continuously, but the problems of aquatic products quality and aquaculture diseases have also become increasingly prominent. Especially after the accession to the WTO, the exchange of aquatic products has become increasingly frequent Frequent, a variety of diseases outbreaks and the incidence of a corresponding increase. For a long time, aquatic animal husbandry has lagged behind disease prevention work. In addition, because aquaculture is scattered among thousands of households and the quality and safety awareness of fish farmers is weak, most fishermen still use some traditional methods and drugs to prevent and cure fish diseases. Single, and the abuse of drugs have occurred from time to time, and some even still use malachite green, furazolidone and other illegal drugs. This will not only seriously affect the quality of aquatic products, but also the waste discharged