多种剂型搭配使用防治蟑螂的效果观察

目的选择合适的烟剂和胶饵等剂型搭配使用防治特殊场所的蟑螂。方法先用烟弹进行熏杀后,长期置放毒饵、胶饵进行毒杀控制蟑螂的侵害率。结果施药半年后3个场所蟑螂的平均密度(只/盒.夜)由灭前25.2降到灭后0.32;平均密度下降率达98.8%;平均侵害率由66.9%下降为4.5%;平均灭效达93.3%。结论烟弹结合毒饵、胶饵灭蟑效果明显,是一种值得探讨使用的好方法。

Efficacy of controlling cockroaches using several kinds of formulations

ObjectiveIn order to select appropriate insecticides for controlling cockroaches at special area.MethodsUsing smoke cartridge fume to kill cockroaches,then putting granular bait and gel bait for a long time to control the encroachment rate of cockroaches.ResultsAfter using insecticides for three months,the average density of cockroaches at three locations declined from 25.2 to 0.32 pieces per box for every night.The average density declined rate achieved 98.8%.The average encroachment rate dropped from 66.9% to 4.5% and the average efficacy was 93.3%.ConclusionSmoke cartridge combined with granular bait and gel bait could get an ideal effect against cockroaches,and it was a good method for killing cockroaches.