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氯硝柳胺常以浸杀和喷洒方法灭螺，但洲滩地区因受水位控制而使该方法很难达到预期效果。我什］从1992－1995年对洲滩地区不能浸杀和不能喷洒灭螺地段采取试硝柳胺拌砂撒粉灭螺，并现察血吸虫感染率的变化，收到了一定效果。1灭螺方法1．l灭螺药物氛硝柳胺乙醇胶益可湿性粉剂（
Niclosamide is usually killed by soaking and spraying methods, but it is difficult for this method to achieve the expected results due to water level control in Chaotan. I even] from 1992-1995 on the beach area can not be submerged and can not be sprayed snail lotion to take niclosamide mixed sand powder snail, and the observed changes in the prevalence of schistosomiasis, and received some results. 1 snail method 1. l snail drug atmosphere niclosamide ethanol glue wettable powder (