药用植物地下害虫发生现状与无公害综合防治策略

近年来,药用植物地下害虫为害日益突出,严重降低中草药的产量和品质。由于地下害虫在土壤中活动,取食药用植物的地下部分,给防治带来很大的困难。同时,农药的过度使用也给中草药安全带来了隐患。本文对药用植物地下害虫的主要种类、为害特点、发生规律和防治中存在的问题进行了综述,重点阐述了不同药用植物上常见的地下害虫种类,并提出了相应的无公害综合防治措施。

Present occurrence of underground insect pests on medicinal plants and their integrated management strategies

In recent years, Chinese herbal medicines are suffering from underground insect pests severely, which cause decrease in quality and quantity of the herbal medicine. It is difficult to control because of underground insect pest living in the soil and feed on the underground part of medicinal plant. Meanwhile, overuse of pesticide poses a threat to the safety of Chinese herbal medicine. This article reviewed main underground pest groups, their damage characteristics, the regularity of outbreak and the questions faced in the present control practice, and proposed pollution free integrated management measures against underground insect pests, specific underground insect species on different medicinal plants were discussed in emphasis.