食盐防鱼病,货源充足,投资少,方法简便,效果好。水深1米的鱼池,每亩水面用食盐1.5公斤,将其分成六个布袋包好,分别吊挂于水中,让其慢慢溶解,可治鱼类水霉病、赤皮病、烂鳃病。有车轮虫寄生的鱼,将其放入1.5%浓度的食盐水中浸泡几分钟,车轮虫很快就会死去。患有口丝虫病的鱼,可用2.5%的食盐 Salt anti-fish disease, adequate supply, less investment, the method is simple, effective. 1 meter deep fish ponds, 1.5 kg of salt per mu of water, will be divided into six bags wrapped, respectively, suspended in water, let it slowly dissolve, cure fish fungal disease, red-skin disease, rotten gill disease . Fish parasitic on the carousel, put it in 1.5% salt water for a few minutes, and the carnaria will die soon. Fish suffering from oral filariasis, available 2.5% salt