热带病与寄生虫学

热带病与寄生虫学 ›› 2014, Vol. 12 ›› Issue (1): 36-38.doi: 10.3969/j.issn.1672-2302.2014.01.012

• 论著 • 上一篇    下一篇

5%四聚乙醛粉剂室内撒粉灭螺试验效果评价

金伟* ,马艳△, 郭见多,朱磊,陈雪峰   

  1. 安徽省血吸虫病防治研究所（金伟、郭见多、朱磊），皖南医学院（马艳），石台县疾病预防控制中心（陈雪峰）；*通讯作者, △并列第一作者
  • 出版日期:2014-03-10 发布日期:2014-05-12

Evaluation on molluscicidal effect of 5% Metaeldehyde powder in laboratory

Jin Wei1, Ma Yan2*, Guo Jianduo1, Zhu Lei1, Chen Xuefeng3.   

  1. 1. Anhui Provinical Institute of Schistosomiasis, Hefei 230061, China. 2. WanNan Medical College, Wuhu 241003, China. 3. Shitai County Center for Disease Control and Prevention, Shitai 245100, China. * The first two authors contributed equally to this paper.
  • Online:2014-03-10 Published:2014-05-12

摘要： 目的 对5%四聚乙醛粉剂杀螺效果进行室内试验和评价。方法 采用室内喷粉灭螺的方法，评价5%四聚乙醛粉剂施药后不同时段对钉螺的杀灭效果；试验同时设50%氯硝柳胺乙醇胺盐可湿性粉剂（WPN）对照组和空白对照组。结果 24h半数致死量（LC50值）为1.92g/m2，48h半数致死量（LC50值）为0.48g/m2，施药后5d钉螺死亡率均大于97%。结论 5%四聚乙醛粉剂达到国家农业部相关标准。

关键词: 钉螺, 四聚乙醛, 杀螺效果

Abstract:

Objective To evaluate the molluscicidal effect of 5% Metaeldehyde powder in laboratory.Methods The molluscicidal effect of 5% Metaeldehyde powder was evaluated by spray method in laboratory, and the wettable powder of 50% niclosamile ethanolamine salt（WPN）and fresh water were set as control groups, respectively. Results The LC50 in 24h and 48h was1.92g/m2 and 0.48g/m2, respectively. The death rate of snail was more than 97% in the fifth day. Conclusion The molluscicidal effect of 5% Metaeldehyde powder in laboratory has reached the standard of the National Ministry of Agriture.

Key words: Oncomelania hupensis, Metaeldehyde, Molluscicidal effect