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通过对药用植物种植区的调查 ,基本摸清了贵州省常用根类药用植物主要有害生物种类的危害及发生特点 ,为推广无害化治理技术 ,抓住关键时期及时进行用药提供了科学依据
Through the investigation of medicinal plantation planting areas, it has basically found out the harm and characteristics of the main pest species of medicinal plants commonly used in Guizhou Province, and provided a scientific basis for popularizing innocuous treatment technology and grasping the medicine timely in critical period in accordance with