Abstract:

The result of toxicity test of Luokuwei on mice showed that，when the dose of the drug was 400-1 200 times of mol? luscicidal dosage， the mortality rate of mice was only 10%-20% in 24 h，and in 14 d，only the mortality rate in high doasage group was above 50%. It suggests that Luoweiku is a molluscicide with low toxicity.

Key words: Luokuwei； Oncomelania snail； Tea Saponin； Mouse； Toxicity

摘要：

螺枯威小鼠毒性试验结果表明， 该灭螺药剂量超过灭螺剂量400～1 200倍时， 小白鼠口服24 h内死亡率仅10%～ 20%， 14 d内仅高剂量组死亡率＞50%， 表明螺枯威属于低毒药物

关键词: 螺枯威； 钉螺； 茶皂素； 小鼠； 毒性