我们按全国人体寄生虫分布调查实施细则,于1989年4～5月在平阴县三个乡(镇)的四个自然村,共查2540人(受检率为91.80％),寄生虫感染率为36.18％。共查出9种寄生虫,其中感染1种者占感染总人数的86.16％,同时感染2、3种者分别占12.42％和1.42％。一、人体肠道蠕虫共查见五种。蛔虫感染率为26.97％;钩虫感染率0.83％,其中十二指肠钩虫占感染人数的71.47％,美洲钩虫占28.53％,未见混合感染型,鞭虫感染率为0.28％;肝吸虫感染者仅查 According to the National Survey on the Implementation of Human Parasites Distribution, from April to May 1989, a total of 2540 people (91.80% of the respondents) were investigated in four villages in three townships (towns) of Pingyin County. The rate of parasitic infection 36.18%. A total of 9 parasites were detected, of which 1 infected accounted for 86.16% of the total number of infected persons and 2,3,4% and 1.42% of those infected 2 and 3, respectively. First, a total of five human intestinal worms found. Ascaris infection rate was 26.97%; hookworm infection rate was 0.83%, of which duodenal hookworm accounted for 71.47% of the infected population and American hookworm accounted for 28.53%, no mixed infection type, whipworm infection rate was 0.28%; hepatic flu infected Only check