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目的观察吡虫啉灭蟑胶饵对医院住院部蟑螂防治效果。方法采取粘捕法对医院住院部病房进行蟑螂密度监测,采取吡虫啉灭蟑胶饵开展现场灭蟑。结果住院部共计调查46个房间,侵害率为82.6%,施药前阳性房间平均密度指数为7.4只/(张·夜),捕获蟑螂种类均为德国小蠊。采用灭蟑胶饵后,第1、3、5、7、30天的密度下降率分别为91.5%、98.7%、99.8%、100%和99.5%。结论 2.5%吡虫啉灭蟑胶饵对蟑螂控制效果显著,并有一定持续期,可以用于医院住院部的蟑螂防治工作。
Objective To observe the control effect of imidacloprid gel bait on the cockroach in hospital inpatients. Methods Adopting sticky catching method to monitor the density of cockroaches in the inpatient department of the hospital and taking imidacloprid gel bait to carry out cockroach killing on the spot. Results A total of 46 rooms were investigated in the inpatient department, with an infringement rate of 82.6%. The average density index of positive rooms before application was 7.4 / (day / night). Cockroach species were all cockroaches. The densities of densities on days 1, 3, 5, 7 and 30 were 91.5%, 98.7%, 99.8%, 100% and 99.5%, respectively. Conclusion 2.5% imidacloprid gel bait for cockroach control effect was significant, and have a certain duration, can be used for hospital cockroach prevention and treatment work.