虹鳟疖疮病的防治试验１症状及诊断病原菌为杀鲑气单孢菌。典型症状则表现为局灶性皮肤出血区隆起能波动的水疱；除发病初期外，无炎症应答；疱内不化脓；病灶形状为铜钱状或半月状；有的部份重叠，数量不一，直径约３ｃｍ。发病部位以背部和鳃盖为主。溃疡严重时，真皮可... Rainbow trout scabies disease prevention and control test 1 Symptoms and diagnosis of pathogenic bacteria to kill Salmonella typhimurium. Typical symptoms are manifested as focal blisters can fluctuate blistering of the skin bleeding area; in addition to the early onset of the disease, no inflammatory response; blister does not purulent; lesions shaped like a coin or half moon; some overlap, the number varies, About 3cm in diameter. The incidence of parts to the back and gill-based. When the ulcer is serious, the dermis can ...