,Dictamnus dasycarpus Turcz. ,and Angelica amurengis Sehischk. on the Dendrolimus superans Butler were 62.0%,60.4%,58.6%,58.6% and 53.5%,respectively.

• 应用兴安白头翁、白屈菜、兴安藜芦、白藓、朝鲜白芷5种杀虫植物粗提液稀释50倍时；对落叶松毛虫的防治效果分别为62.；0%25、60