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于1981年晚秋,与奉贤县卫生防疫站协作,在奉贤县使用化学杀虫剂对蚊虫孳土地进行了杀灭当年末
In the late autumn of 1981, in collaboration with the Fengxian County Health and Anti-Epidemic Station, chemical insecticides were used to kill mosquito breeding land in Fengxian County