近年来,鱼、虾、蟹、龟、鳖等水生经济动物的养殖已经成为国民经济的重要来源之一。但随着人工养殖的开展和养殖规模的不断扩大,病害问题日趋严重,已成为一些水生经济动物养殖成功与否的关键因素。面对如此严峻的形势,病害的防治越来越显出其重要性。但在水生经济动物病害防治 In recent years, aquaculture of fish, shrimp, crab, turtle, turtle and other aquatic economic animals has become one of the important sources of national economy. However, with the development of artificial breeding and the ever-increasing scale of breeding, the problem of diseases is becoming more and more serious, and it has become a key factor for the success of some aquatic economic animal breeding. In the face of such a severe situation, the prevention and treatment of diseases shows its importance more and more. But in aquatic economic animal disease prevention