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鱼类生长的黄金季节,也是鱼病流行季节,因此搞好鱼病的防治工作是夺取全年渔业丰收的关键,现将几种常见鱼病的防治方法介绍如下:一、由细菌引起的鱼病1.烂鳃病(1)症状:离群独游水面,不吃食,体色黑,又称“乌头瘟”,病鱼鳃丝腐烂并充血,带有污泥,鳃盖骨内表面充血,不规则透明小窗
The golden season of fish growth, but also the epidemic season of fish disease, so do a good job in the prevention and treatment of fish diseases is to capture the key to the annual harvest of fisheries, are now several common methods of prevention and treatment of fish diseases are described below: First, bacteria caused by fish Diseases 1. Rotten gill disease (1) Symptoms: outing alone swimming surface, do not eat, body color black, also known as “aconite”, diseased gill filaments rot and congestion, with sludge, the surface of the opercle Congestive, irregular transparent small window