为了更好地掌握易感地带螺情变化情况，我市1992年以来对易感地带螺情进行了调查。现将结果报告如下：1基本情况我市江、洲、湖滩历史累计钉螺面积13347．5万m2，其中易地带面积1335．7万m2，分布于11个乡镇、办事处的27个村，62个环境单元。其中江滩9处，面积202．1万m2；湖滩 In order to better grasp the changes in the susceptibility zone, the city conducted a survey on the susceptible zone snail since 1992. Now the results are reported as follows: 1 Basic Situation The accumulated snail snail area in the city of Jiang, Zhou and Hu Beach in the city totaled 133.475 million m2, of which the easterly area was 13.357 million m2 distributed in 11 towns and 27 offices in the village, 62 environmental units. Among them, there are 9 river banks covering an area of ​​2.021 million m2