在鱼种培育过程中,常见的疾病有以下几种: 一、白头白嘴病。是由粘球菌引起的一种细菌性鱼病,多发生在5月下旬至7月上旬,主要危害草鱼夏花,往往造成暴发性死亡。病鱼颚部和口部四周发白,在水中嘴呈明显的圆环状,有的病鱼头部发红。治疗方法:①用漂白粉(含氯量30％计,下同)1ppm全池泼洒,每天1次,连续2天;②用生石灰25ppm全池泼洒;③用食盐23ppm全池泼洒。 In the breeding process of fish species, the common diseases are the following: First, white head and mouth disease. It is a bacterial fish disease caused by Myxococcus. Occurred in late May to early July, the main hazard to grass carp summer flowers, often causing an outbreak of death. Disease fish jaw and mouth around the white, mouth was obvious in the water ring, and some sick fish head red. Treatment: ① with bleach (chlorine content of 30%, the same below) 1ppm Quanchiposa, 1 day, for 2 days; ② with 25ppm Quanchiposa lime; ③ with salt 23ppm Quanchiposa.