摘要
松阿比扁叶蜂是油松主要食叶害虫。采用1.2%苦·烟乳油、3%高渗苯氧威、森得保粉剂对油松阿扁叶蜂防治试验表明.1.2%苦·烟乳油1000-1200倍液3d和5d防治效果达到90%和97%。3%高渗苯氧威3500倍液3d和5d防治效果达到90%和93%。森得保粉剂300g/hm^2剂量3d和5d防治效果达90%~95%;
Acantholyda Posticalis Matsumura is the main defoliator to Chinese pine (Pinus tabulaeformis) . Use of 1.2% Tobacco leaf and sophora flavescens ait oil EC 1000-1200X for controlling pine sawfly larvae can achieve 90% and 97% in effect . The effects of use of 3.0% fenoxyearb oil reached 90%~93% in 3d and 5d. Prevention effect are over 90% and 95% in 3d and 5d with sendebao powder.
出处
《陕西林业科技》
2008年第3期66-68,共3页
Shaanxi Forest Science and Technology
关键词
松阿扁叶蜂
防治试验
Acantholyda Posticalis Matsumura
controlling test