在常规鱼类的养殖过程中,细菌性疾病的发生比较频繁,发生面积也较大。因此,搞好鱼类细菌性病害的诊断及防治极为必要。1、暴发性出血病1.1症状暴发性出血病又称细菌性败血症,该病主要有嗜水气单胞菌及温和气单胞菌两种病原菌引起。病体一般表现为,体表充血,肛门红肿,腹部膨大,? In the process of conventional fish farming, bacterial diseases occur more frequently and have larger area. Therefore, to do a good job of fish bacterial disease diagnosis and prevention is extremely necessary. 1, fulminant hemorrhagic disease 1.1 symptoms of hemorrhagic disease, also known as bacterial septicemia, the disease mainly Aeromonas hydrophila and Aeromonas sobria two pathogenic bacteria caused. The general performance of the body, body surface congestion, anal swelling, abdominal enlargement,?