采用中草药防治鱼病,药源广泛,取材方便,成本低廉,只要方法得当对症下药,对鱼病的防治效果可达85%以上。现综合介绍如下:1、“四合剂”。主治烂鳃肠炎、赤皮病。每100千克草鱼用晶体敌百虫100克、乐果200克、漂白粉500克、食盐1000克按顺序溶于适量水中,浸泡米糠15千克投喂。2、烟叶秆。主治肠炎烂鳃赤皮病。每亩水深1米用烟秆2～3千克(或烟叶0.5千克或廉价 The use of Chinese herbal medicine to prevent and treat fish diseases, a wide range of drug sources, easy access, low cost, as long as the proper remedy to the method, the prevention and treatment of fish disease up to 85%. Are summarized as follows: 1, “four mixture.” Indigenous gill enteritis, red-skin disease. For every 100 kg of grass carp crystal trichlorfon 100 grams, 200 grams of dimethoate, 500 grams of bleach, 1000 grams of salt in order dissolved in water, soaked 15 kg of bran fed. 2, tobacco stalk. Intestinal inflammation rotten gill red-skin disease. 1 meter per mu depth of water with tobacco stalks 2 to 3 kg (or tobacco 0.5 kg or cheap