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目的分析血防灭螺承包责任制实施前后的灭螺效果,为山丘地区复杂环境消灭残存钉螺提供依据。方法根据《浙江省血吸虫病监测巩固方案》在常山县开展灭螺承包责任制,用土埋结合药物方法灭螺,并比较实施前后的灭螺效果。结果在全县实施药物灭螺承包责任制后,全县有螺面积从2006年的12.8万平方米下降到2013年的4.9万平方米;每消灭1 m2有螺面积灭螺所需投入从2006年的10.13元下降到2013年的3.00元,资金节约率达70.38%。结论采用政府出钱购买服务的方式,在山丘地区实施血防灭螺承包责任制,大幅度提高灭螺质量和灭螺资金使用效益。
Objective To analyze the effect of snail control before and after the implementation of the system of responsibility for the prevention and control of snail fever and snail and to provide the basis for eliminating the surviving snail in the complex environment in the hill area. Methods According to the “Zhejiang Province schistosomiasis monitoring and consolidation program” in Changshan County to carry out the responsibility system for the control of molluscicum, buried with drugs and buried snails, and compare the implementation of the snail control effect. Results In the county after the implementation of the responsibility system for the control of narcotics, the area of conch has dropped from 128,000 square meters in 2006 to 49,000 square meters in 2013; 10.13 yuan a year fell to 3.00 yuan in 2013, the financial savings rate of 70.38%. Conclusion With the way that the government pays for the purchase of services, the system of contract responsibility for the prevention of blood-snailing and snailing is implemented in the hills and areas, and the efficiency of snail-killing and the use of snail-killing funds are greatly improved.