论文部分内容阅读
为了解目前我省学生蛔虫与鞭虫的感染状况，为制定下一步防治策略提供依据，我们于1998年10月，采用改良加藤氏法，随机抽样检查了我省学生的蛔虫和鞭虫感染情况。1对象与方法将我省各地市划分为防治工作较好和较差两大类，比较好的地市中，随机抽取即墨市（县级市）和宁阳县，
In order to understand the current situation of students in our province roundworm and whipworm infection, in order to lay the foundation for the next prevention and control strategies, we in October 1998, using improved Kats’ method, random sampling of students in our province roundworm and whipworm infection . 1 objects and methods will be divided into the prevention and treatment of cities around the province is better and worse two categories, a relatively good city, a random selection of Jimo (county-level cities) and Ningyang County,