本文采用间接血凝试验（IHA）的常规操作方法对饵源县5个调查点5—60岁人群进行全面普查，并进行粪便孵化法检查，受检率在90％以上。试图从几个不同流行程度地区的血清流行病学调查，探讨人群抗体水平与血吸虫病传播状况之间的关系，评估防治措施的效果，为疫情监测等提供参考 In this paper, the general operation of indirect hemagglutination test (IHA) was used to carry out a comprehensive survey of 5-60 years old in five survey sites in Baoyuan County, and the stool incubation method was used to examine the rate of over 90%. This paper attempts to investigate the relationship between population antibody level and the transmission of schistosomiasis from the seroepidemiological survey of several endemic areas, evaluate the effect of prevention and treatment measures, and provide reference for epidemic situation monitoring.