上海地区小菜蛾对几类农药的抗性

Resistance of Plutella xylostella Linné to Several Kinds of Pesticides in Shanghai

本文报道了上海地区小菜蛾对几种 (类 )农药的抗性及其发展情况。小菜蛾对使用的几种类型的农药均具有抗性 ,抗性的产生与生产中农药的使用情况有密切关系 ,抗性产生的速度与农药类型有关。生物源农药和昆虫生长调节剂类农药对人类和环境比较安全 ,在生产中较受欢迎 ,使用中也应当合理用药 。

The resistance of Plutella xylostella Linné to some chemicals in Shanghai area was monitored.Plutella xylostella Linné in shanghai has already got varying resistance to all kinds of chemicals applied for its control.The resistance comes into being and development are relate to the type of chemicals and its usage in practice.Because of safety to human and environment,Bio-pesticides and Igr-pesticides are often prefered in practice. But it is extensively suggested to utilize these chemicals in a optimal way to avoid or delay the resistance.