1975年,我场鲢、鳙亲鱼全部患打印病,我们采用漂白粉干粉进行治疗,经过一年的观察,病鱼已全部痊愈,现把治厅情况介绍如下。 (一)发病情况 1975年10月,我们在亲鱼转塘时,发现留养的一百余尾鲢、鳙亲鱼全部患有轻重程度不同的打印病,患病鳙亲鱼体重每尾15公斤,鲢亲鱼10公斤左右,患病部位在肛门的两侧处,病灶呈圆形或椭圆形,肌肉腐 In 1975, I had all the silver carp and silver brooder fish suffering from printing disease. We used bleaching powder for treatment. After one year’s observation, the sick fish had all been healed. (A) the incidence of In October 1975, when we turn broodstock Zhuantang, found that more than 100 silver carp retained cephalopods, brood fish all suffer from different degrees of severity of print disease, diseased broodstock body weight of 15 kg per tail, silver carp Broodstock about 10 kg, the lesion at both sides of the anus, lesions were round or oval, muscle rot