河南省周口市某宾馆蜚蠊暴发侵害的调查与控制

目的调查河南省周口市某宾馆蜚蠊暴发侵害的程度及其侵害种类，并采取有效的措施加以控制。方法采取环境治理、药物组合套餐交叉使用等多种方法控制蜚蠊侵害。结果通过科学防治，施药后1d的蜚蠊密度由15．94只／（盒·夜）降至1．49只／（盒·夜），杀灭率达90．65％；3—60d的平均密度控制在0．04～0．27只／（盒·夜）之间，杀灭率在98．31％～99．75％之间，杀灭效果显著。结论采用综合防治措施和药物组合套餐的方法，能有效地形成杀灭药物的优势互补，最大限度地使各种药物发挥其功效。

Investigation and control for the outbreak and infestation of cockroaches to a hotel in Zhoukou city, Henan province

Objective Investigate the damage extent and the species of cockroaches to a hotel in Zhoukou city, Henan province, and in order to take effective measures to control. Methods Various measured were taken to control cockroach like environment improvement, integrated control and the combined and cross application of chemicals. Results The density of cockroaches decreased from 15.94 to 1.49 individuals per box after the use of the pesticide for one day, and its killing rate reached 90.65%. The average density from the third day to the sixty day was 0.04 and 0.27 individuals per box, and the killing rate ranged from 98.31% to 99.75%. The control efficacy was very prominent. Conclusion The integrated control method and the pesticide combination method could make the efficacy of various chemicals achieve their extreme.