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目的探明福建省管内旅客列车臭虫的侵害情况,以达到有效控制。方法用药激法对旅客列车卧铺车厢进行连续2年的调查,通过药效试验,采用0.5%环卫乐滞留喷洒灭臭虫。结果旅客列车臭虫的侵害率为6.25%,卧铺车厢侵害率为0.82%;对阳性车厢的现场杀灭率为100.00%。结论冬季是臭虫易侵害列车的季节,采用环卫乐杀虫剂杀灭并封堵缝隙的方法,可取得较好效果。
Objective To find out the infringement of bugs in passenger trains in Fujian Province in order to achieve effective control. Methods The irritant method was used to investigate the sleeper compartment of passenger trains for two consecutive years. Through the efficacy test, the shelter was sprayed with 0.5% sanitation larvae. Results The infested rate of passenger train bug was 6.25% and that of sleeper carriage was 0.82%. The killing rate of positive car was 100.00%. Conclusion Winter is a season in which bugs are easy to violate the train. The method of killing and sealing the gap by sanrotory insecticide can achieve better results.