我们从1982年6月至8月,在湘西土家族苗族自治州古丈县,选择有土家族,苗族居民聚居的一个大队,对近三年来未进行过钩虫普查普治的一所小学和一个生产队进行了初步调查。现报告如下:方法一、肠道寄生虫感染调查:分别用直接涂片法,自然沉淀法(一粪三检)和饱和盐 From June to August 1982, in Guzhang County, Tujia and Miao Autonomous Prefecture in Xiangxi, we selected a group of Tujia and Miao people living inhabited by a primary school and a production school that had not conducted hook-worm surveys in the past three years The team conducted a preliminary investigation. Now report as follows: Method One, intestinal parasitic infection investigation: direct smear method, natural precipitation method (a fecal three seized) and saturated salt