春季水温回升,鱼类开始吃食,同时鱼病也开始复发。及早预防和治疗鱼病,对渔业生产来说非常重要。现将春季鱼常见病的防治介绍如下:1、水霉病。病鱼在染初期肉眼看不见什么症状,当肉眼能看到时,菌体已进入鱼体伤口,并深入肌肉蔓延扩展,向外生长的菌好象灰白色的棉团状,也就是我们用肉眼可见的鱼体呈灰白色絮状东西。由于 Spring water temperature pick up, fish began to eat, at the same time the fish disease began to relapse. Early prevention and treatment of fish diseases is very important for fishery production. Prevention and treatment of common diseases in spring fish are as follows: 1, water mold disease. Disease fish in the early stages of the naked eye can not see what the symptoms, when the naked eye can see, the bacteria have entered the fish wounds, and further spread of muscle expansion, outward growth of bacteria like gray white cotton-like, that is, with our naked eye Visible fish was white flocculent things. due to