关键词: 德国小蠊, 侵害率, 拜虫杀, 拜力坦

Abstract: This PaPer reported that in Foshan urban area, the unit infestation rate of Blattela germanica was 1.06%, while the room infestation was 0.225%.It showed that the Blattela germanica infested mainly in large or medium specific trade.12.5mg ai/m² of respansar and 500 ai/m² of Blattanex were used in the field test for controlling the Blattela germanica.A residual spray was given and observed for 24 hours,one.rbe wed, five weeks, seven week and nine weeks later, the decedng rate was 55.6%, 90.6%,94.3%, 93.0%, 88.5%, 80.6% and 61.1%,95.4%, 97.7%, 99.2%, 97.2%, 88.1 9% reSPectively.The residtal effect was more than two months.