【摘要】 目的观察2%优士杀蟑胶饵现场应用效果。方法采用现场杀蟑实验。结果试验前现场蟑密度平均为11.6只/15 m in,施药后3、5、7 d,平均密度为0.4、0.1、0只/15m in,杀灭率分别为96.6%、98.8%、100%,用药后3个月观察各房间均未见活蟑螂。结论2%优士杀蟑胶饵具有见效快、持效长的控制效果。更多还原

【Abstract】 Objective To observe the efficacy of gel bait against cockroaches in hotel.Methods Having experiment of killing cockroaches at some rooms in the hotel.Results Before experiment,the average density of cockroaches was 11.6 pieces per 15 min.For 3,5,7 d after using the gel bait,the density were 0.4,0.1,0 piece per 15 min respectively.The killing rates were 96.6%,98.8%,100%.Three monthes later no alive cockroaches were found in each room.Conclusion The gel bait had good efficacy for killing cockroaches in hotel.And it could achieve a purpose of controlling cockroaches for a long time.更多还原