用药液进行鱼体消毒,既是投放鱼种前的一项重要工作,也是预防鱼病、提高养殖鱼类成活率的有效措施。常用的鱼体消毒药液的正确配制与应用方法如下:一、食盐液常用浓度2%—4%,即每100公斤水溶入食盐2—4公斤。在10—15℃水温时浸洗鱼体10—15分钟,可杀死鱼体上的车轮虫、斜管虫 Disinfection of fish with liquid chemicals is not only an important task before fish species are put in, but also an effective measure to prevent fish diseases and improve the survival rate of farmed fish. Commonly used disinfectant liquid fish preparation and application of the correct method is as follows: First, the salt concentration of 2% -4% commonly used, that is dissolved per 100 kg of salt into the salt 2-4 kg. Dipping at 10-15 ℃ water temperature for 10-15 minutes can kill the carp on the fish body,