随着水产养殖业的迅速发展,我国现已成为世界第一养殖大国。近些年来,养殖者为了最大限度的获取经济利益,在缺乏健康养殖理念的前提下,盲目扩大养殖规模,片面提高养殖容量,任意增加养殖密度,同时又缺乏科学化的管理手段和规范化的操作技术,导致养殖动物病害日趋 With the rapid development of aquaculture, our country has now become the largest breeding country in the world. In recent years, farmers in order to maximize economic benefits, the lack of healthy farming concept, under the premise of blindly expand the scale of farming, one-sided raising of aquaculture capacity, arbitrarily increase the breeding density, but also the lack of scientific management methods and standardized operation Technology, leading to growing problems of animal diseases