草鱼三中烂鳃病鉴别防治法引起草鱼烂鳃病有三种病因，第一种是原生动物；第二种是中华蚤；第三种是粘细菌。病因不同，症状各异，用药也不一样，在无显微镜检查的情况下，可以用肉眼鉴别。鳃病部位：病因不同，病灶部位也不同。由原生动物引起的，鳃瓣出现淤血多粘液，鳃... Grass carp three in the diagnosis of gill disease Prevention and control of grass carp caused gill disease has three causes, the first is protozoa; the second is the flea flea; the third is myxobacteria. Different causes, symptoms, medication is not the same, in the absence of microscopic examination, you can use the naked eye to identify. Gill disease parts: different causes, lesions are also different parts. Caused by protozoa, gill flap congestion, mucus ...