关键词: 蜚蠊, 侵害, 微生物, 寄生虫

Abstract: Objective To understand the invading state of cockroach in Shijiazhuang City for the further prevention and control of them.Methods Methods of Enquiry,catching cockroach,identifying microorganisms were used.Results Of the 1044 investigated units,452(43.30%) yielded positive results.The positive rates were higher in hotels(61.62%),guesthouses(55.13%),restaurants(51.40%).The average cockroach density was 19.99/plank in these investigated units.The markets(including supermarkets) had the highest Cockroach density(33.10/plank).The collected cockroach were Blattella germanica,Periplaneta americana,Periplaneta fuliginosa and Periplaneta japonica.About 64.00% of the collected cockroach carried Bacillus cereus,57.00% carried Aspergillus,Staphylococcus,Shigella,Salmonella,EIEC,EPEC and parasitic eggs were also found from the collected cockroach.Conclusion The urban districts in Shijiazhuang city are seriously disturbed by cockroach.The works of prevention and control of cockroach must be fulfilled immediately.