城市居民蔬菜供应的主要来源是市郊菜农们的种植，由于用粪便施肥，蔬菜中常携带寄生虫病原体，人们在食用时如不注意卫生就有感染的可能[1]。为了解蔬菜中寄生虫病原体污染情况，保护消费者身体健康，防止人体寄生虫病在城市居民中传播，1998年12月至1999年1月我们对长沙市咸 Urban residents vegetable supply is the main source of cultivation of farmers in the suburbs, due to fertilization with manure, vegetables often carry parasitic pathogens, people eat without paying attention to hygiene may have the possibility of infection [1]. In order to understand the pollution of parasitic pathogens in vegetables, to protect the health of consumers and to prevent human parasitic diseases from spreading among urban residents, from December 1998 to January 1999, we investigated the salty