为掌握我市成蚊密度状况，于1994～1996年3年间对市区成蚊种群、季节消长、雌雄蚊比例进行了调查。现将调查结果报告如下。一、调查点的设置成故调查点的设置是按照全国爱国卫生运动委员会办公室编写的除“四害”指南所规定的方法进行设点。即按照辖区地理位置以东、西、南、北 In order to know the density of adult mosquitoes in our city, the population of adult mosquitoes in the urban area, the seasonal fluctuation and the proportion of male and female mosquitoes were investigated in the three years from 1994 to 1996. The survey results are reported below. I. The Setting of Investigation Points The setting of investigation points is based on the method set forth in the guidelines of the “Four Harms” prepared by the office of the National Patriotic Health Campaign Committee. That is, in accordance with the geographical location of the area to the east, west, south and north