摘要
目的 观察 2 .5 %卫得悬浮剂防治德国小蠊效果。方法 用超低容量喷雾器进行雾化滞留喷洒。结果 施药后 1周德国小蠊密度明显下降 ,下降率在 88.4 %～ 98.4 %之间 ,1个月后下降率在 84 .8%～97.3% ,3个月后下降率在 6 8.8%～ 85 .7%。结论 2 .5 %卫得悬浮剂用超低容量喷雾器滞留喷洒 ,使用方便 ,杀灭率高 ,防治效果长 。
Objective To observe the efficacy of 2.5% Weide suspension for Blattella germanica control. Methods Residual spraying with ULV sprayer.Results Its density obviously dropped after spraying for one week. The rate of descent was among 88.4%～98.4%,the rate of descent was among 84.8%～97.3% after a month, then the rate of descent was among 68.8%～85.7% after three monthes .Conclusion 2.5% Weide suspension was easy to use with ULV sprayer.The killing rate was high and it could last for a long time.Its suitable for controlling Blattella germanica.
出处
《中华卫生杀虫药械》
CAS
2004年第5期287-288,共2页
Chinese Journal of Hygienic Insecticides and Equipments
