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赤松毛虫Dendrolimus spectabilis(Butler)目前仍然是我省松树重要的食叶害虫之一。最近3、4年间,赤松毛虫在莒县陵阳镇黄岭南头村、胶南市琅?台风景区、费县老虎山林场等地发生危害严重,几近酿成灾害。因此,筛选新型、高效、低毒、环保型杀虫剂对控制重新呈上升趋势的松毛虫具
Dendrolimus spectabilis (Butler) is still one of the important foliar pests in the pine trees of our province. In the recent three or four years, red caterpillar suffered serious damage in Nangtu Village of Huangling in Lingyang Town, Juxian County, Langfutai Scenic Area in Jiaonan City and Laoshan Mountain Forest Farm in Fei County, causing disaster nearly. Therefore, the screening of new, efficient, low toxicity, environmentally friendly pesticides on the control of the upward trend of pine again