应用2.8%木烟碱微囊悬浮剂防治桦三节叶蜂试验

Applying 2.8% Nicotine Microcapsule Suspension to Control Arge pullata

桦三节叶蜂(Arge pullata)是近年来湖北省神农架林区危害红桦的主要食叶害虫。为有效控制该害虫的蔓延和危害,应用新一代植物源农药2.8%木烟碱微囊悬浮剂对桦三节叶蜂进行防治试验,结果表明:利用2.8%木烟碱微囊悬浮剂低量10倍液处理或超低量5倍液处理,防治效果分别为97.41%和95.68%。试验为防治桦三节叶蜂最佳用药量等防治技术的推广应用提供了依据。

Arge pullata is the main leaf-eating pest which endangered Betula albosinensis in Shennongjia forest area in Hubei Province in recent years.In order to effectively control the spread and harm of this pest,the new generation plant-derived pesticide2.8%woody nicotine microencapsulated suspending agent was used to prevent and control Arge pullata.Result shows that liquid treatment or ultra-low amount of5times liquid treatment,prevention and control effects are97.41%&95.68%.