论文部分内容阅读
以某一塘口或养殖水体为测报基本单位,以发病、发病塘、塘口发病率、发病塘口死亡率等指标初步形成疫情分析指标体系,并以此分析处理测报信息,描述疫病的发生特点、危害程度及发展动态,初步总结了测报信息对控制疫病流行的内涵和作用。
Take a certain pond mouth or breeding water body as the basic unit of measurement and reporting to form the index system of epidemic analysis based on such indicators as the incidence, the incidence of ponds, the incidence of ponds and the mortality of ponds, and to analyze and process the survey information to describe the occurrence of epidemic diseases Characteristics, degree of harm and development trends, initially summed up the connotation and function of the information of the survey and control to control the epidemic.