鲤鱼是我国北方地区的主要水产养殖品种。近年来,由于颗粒饵料的普及推广,集约化养殖程度越来越高,吨鱼塘、双吨塘屡见不鲜。暴发性鱼病也日趋严重,给养殖单位造成极大损失。笔者根据多年实践经验和与有关专家探讨,将该病的发生情况及防治方法介绍如下,仅供参考。 1 发病特点 1.1 流行季节长 6月下旬至9月中旬是该病 Carp is a major aquaculture species in northern China. In recent years, due to the popularization and promotion of granular food, intensive farming is more and more high, tons of fish ponds and double tons of pond are not uncommon. Outbreaks of fish diseases are also becoming more serious, causing great losses to the breeding unit. The author based on many years of practical experience and discussions with relevant experts, the incidence of the disease and prevention methods described below, for reference purposes only. 1 incidence characteristics 1.1 epidemic season in late June to mid September is the disease