草鱼出血病与细菌性败血病是淡水养殖鱼类的暴发疾病,由于两病有些相似,易引起误诊、误治,从而造成经济损失,现分别介绍如下:一、草鱼出血病1、病原体是呼肠弧病菌2、流行情况草鱼和青鱼鱼种、成鱼及亲鱼都有感染,对一、二龄鱼危害最大。鲤、鳙偶有发生。主要流行于7月￣9月份, Grass carp hemorrhagic disease and bacterial septicemia are freshwater aquaculture fish outbreaks of disease, due to some similarities between the two diseases, easily lead to misdiagnosis, mistreatment, resulting in economic losses are as follows: First, grass carp hemorrhagic disease 1, the pathogen is Reovirus 2, the prevalence of grass carp and black carp species, adult fish and broodstock have infections, the most harmful to one or two age fish. Carps, 鳙 occasionally happen. Mainly popular in July ~ September,