防治河鱼病是越冬阶段的一个重要环节 ,也是提高河养殖成活率的主要因素之一。近几年来 ,在河规模化养殖越冬中发生病害日益严重 ,经常造成较大的经济损失。笔者根据几年的养殖经验 ,就目前河养殖越冬中常见的几种病害及其防治方法介绍如下 :1　肠炎病1 .1　病原与症状 Prevention and cure river catfish disease is an important part of the winter and is also one of the main factors to improve the survival rate of river crab farming. In recent years, the disease has become more and more serious in the over-wintering large-scale cultivation of the river flies, often resulting in greater economic losses. The author based on several years of farming experience, the current breeding of river crab overwintering in several common diseases and prevention methods are described below: 1 enteritis disease 1 .1 pathogens and symptoms