为寻找遏制江滩地区血吸虫病流行的有效途径，以改变有螺滩地钉螺的草生环境和降低钉螺密度，自1992年开始，我市在沙河滩实施了毁芦种植美洲黑杨（以下简称“意杨”），并进行了连续6年的螺情消长观察，现将结果报告如下。1基本概况沙河滩位于长江下游的江苏省仪征市十二圩镇 In order to find an effective way to stop the schistosomiasis epidemic in Jiangtan area, to change the environment of snails and to reduce the density of snails, the city started to destroy the black poplar in Shahe Beach from 1992 (“ Yang ”), and conducted a continuous six years of spiraling growth observed, the results are reported as follows. A basic overview Shahe Beach is located in the lower reaches of the Yangtze River in Yizheng City, Jiangsu Province, 12 Wei town