4种药剂防治松褐天牛效果初探

Guizhou Forestry Science and Technology(2018)

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Abstract
为探索适用于贵州省马尾松林内松褐天牛(Monochamus alternatus)防治的药剂和方法,调查了松褐天牛在马尾松植株上、中、下各部位的蛀干特征.选用诱木引诱剂、APF-1、噻虫啉、白僵菌等4种新型药剂开展防治实验.结果表明,松褐天牛幼虫蛀树干上部占40.13%,蛀树干中部占37.58%,蛀树干下部占22.29%,随树干自下而上松褐天牛的数量逐渐增加的趋势.经4种药剂处理后,与对照比较,树干松褐天牛幼虫减少比例为:噻虫啉(42.46%)>APF-1(37.38%)>诱木引诱剂(33.78%)>白僵菌(31.48%).本文还阐明根据不同林分特征选用不同特点的药剂.
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