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对安庆地区 2 0 0 0和 2 0 0 1年 2种飞虱的抗药性监测 ,结果表明 :2种飞虱抗药性年度间变化不大。褐飞虱和白背飞虱对甲胺磷和醚菊酯都比较敏感 ,而且白背飞虱对杀螟松的抗性也很低 ;2种飞虱对吡虫啉的抗性都接近中等水平 ,对其他药剂的抗性都达到了中等水平
The resistance surveillance of two planthoppers in Anqing area in 2000 and 2001 showed that the resistance of the two planthoppers did not change much during the year. Both BPH and BPPH were more sensitive to methamidophos and ethyrin, and their resistance to fenitrothion was also very low. Resistance to imidacloprid was close to moderate in both planthoppers, Drug resistance have reached the medium level