1990年蝇类监测结果表明,蝇类3月份开始出现,6～8月达高峰,11月份后逐渐消失.大头金蝇、丝光绿蝇、家蝇为优势蝇种,分别占42.73%、29.92%和10.78%.气温与蝇类种群数量呈正相关.居民区、食品加工厂以大头金蝇居多,家蝇、丝光绿蝇次之;饮食服务业、垃圾堆则以丝光绿蝇最多,大头金蝇次之;而肉类联合加工厂为大头金蝇占绝对优势,丝光绿蝇、市蝇次之.应根据不同时间和生境重点予以杀灭. The results of flies monitoring in 1990 showed that flies began to emerge in March and peaked in June and August, and gradually disappeared after November. The golden flies, silky green flies and house flies were dominant fly species, accounting for 42.73% and 29.92% respectively. And 10.78% respectively.The air temperature was positively correlated with the number of flies.Residents, food processing plants were dominated by goldfly, housefly and silky flies followed by food flies and trash, followed by silkflies Followed by the meat processing plant for the bulk goldfly occupy the absolute dominant, mercerized green flies, followed by city flies should be based on different time and habitat to kill.