湖北省水稻螟虫抗药性水平测定与分析

Test and analysis on Insecticide Resistance of Chilo suppressalis Walker and Tryporyza incertulas Walker in Hubei Provice

对湖北省几个有代表性的稻区螟虫抗药性的测定结果表明,二化螟和三化螟对常用农药三唑磷及阿维菌素均产生了明显的抗药性,但抗药性水平有差异。

In this paper, Chilo suppressalis Walker and Tryporyza incertulas Walker from four cities were tested on the level of insecticide resistance. The results showed that the pests had an obvious insecticide resistance on Triazophos and Avermectin,which were very commonly used in four cities. The differences among the four cities was compared and analyzed.