采取人群化疗结合浸螺杀药物灭螺,对降低居民、儿童、耕牛的血吸虫感染率、活螺密度、感染性钉螺密度、钉螺感染率等部具有较好的效果。连续二年化疗结合药物灭螺,使居民感染率下降了48.9％,活螺平均密度、感染性钉螺平均密度、钉螺感染率分别下降了52.3％、67.2％和46.9％。浸螺杀具有高效、低毒等优点。特别适合于湖沼水网型疫区使用。 To take population chemotherapy combined with dipping to kill the snail drugs, to reduce residents, children, cattle infection rate of schistosomiasis, living snail density, infectious snail density, snail infection rate and other ministries have good results. For two consecutive years of chemotherapy combined with drug snail, the infection rate of residents decreased by 48.9%. The average density of live snails, the average density of infected snails and the infection rate of snails decreased by 52.3%, 67.2% and 46.9% respectively. Dip spiral kill with high efficiency, low toxicity and so on. Particularly suitable for lacustrine water network type epidemic area use.