草亲鱼打印病的防治前几年，我场草亲鱼曾经患过打印病，经综合防治已经痊愈，且产卵量不仅不低于未患病前，甚至大大超过以前。现将我们的防治方法介绍如下：一、症状１．草亲鱼的打印病类似鲢鳙鱼的打印病，但又不完全相似。病鱼腹部两侧，离尾鳍约５～１０ｃｍ处，出现... Grass carp print disease control A few years ago, my field grass carp had suffered from printing disease, the integrated control has been cured, and the fecundity not only not less than before the disease, or even much more than before. Now our prevention methods are as follows: First, the symptoms 1. Grass carp print disease similar to silver carp bighead carp print, but not exactly the same. Sick fish on both sides of the abdomen, about 5 ~ 10cm from the caudal fin, there ...