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为制定有效的防治对策，我们根据鹤庆县1965－1995年坝区和山区的血吸虫病防治资料，从入与牛的感染情况、螺情分布、放牧习惯及生产方式等方面对制约血吸虫病流行的因素进行了分析。方法1收集1965—1995年鹤庆县各年坝区和山区人畜血吸虫感染情况。2收集1970年和1994年全县坝
In order to formulate effective prevention and control measures, according to the prevention and treatment of schistosomiasis in the dam areas and mountainous areas of Heqing County from 1965 to 1995, we analyzed the prevalence of schistosomiasis in terms of infection status, distribution of snail, grazing habits and production methods The factors were analyzed. Method 1 Collecting the infection status of schistosomiasis in dam area and mountainous area in Heqing County from 1965 to 1995. 2 Collect the dam of the county in 1970 and 1994