近几个月来,草鱼发病率一直居高不下。与同期相比,今年草鱼发病呈现一种高发趋势,且流行广,发病迅速、死亡率高。由于错过最佳治疗时机,给养殖户造成了极大的经济损失。为了更好地应对疾病的发生,结合该病目前流行的特点和实践,特作一介绍。笔者近期走访了大量养殖户,对发病原? In recent months, the incidence of grass carp has been high. Compared with the same period, the incidence of grass carp showed a high incidence of this year, and the prevalence of widespread, rapid onset, high mortality. Due to missed the best treatment time, farmers have caused great economic losses. In order to better cope with the occurrence of the disease, combined with the current epidemic of the disease characteristics and practice, especially for an introduction. I recently visited a large number of farmers, the original pathogenesis?