为掌握我县蝇类及其消长规律 ,更好地指导灭蝇工作 ,我们于 1997年 3月至1998年 2月在有代表性的沿海埭头镇、山区白沙镇、平原江口镇所在地的饮食店和群众住宅为调查点 ,进行蝇类种类、分布及活动高峰调查 ,现将结果报告如下 :1　蝇种类共诱获蝇 3 6 5 8只 ,平均密度指数为2 6 In order to grasp the laws of the flies in the county and its growth and decline, and to better guide the flies and fly-killing work, we conducted a series of experiments in March-February 1997 at the locations of the representative coastal areas of Baitou Town, Baisha Township and Pingjiangkou Town Shops and mass residential quarters as investigation points for the investigation of the species, distribution and activity of flies. The results are reported as follows: 1 366 fly flies were collected and the average density index was 26