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注干法施用吡虫啉对光肩星天牛幼虫的防治效果

ZHANG Xin-cai,LI Gui-ting,HONG Jia-bao

JOURNAL OF NANJING FORESTRY UNIVERSITY(NATURAL SCIENCE EDITION)（2005）

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Abstract
采用养虫笼捆绑树干法,接入配对健康光肩星天牛成虫,待卵孵化率达80%时,以注干法施用不同浓度的吡虫啉胶囊防治光肩星天牛初孵幼虫.结果表明:树木胸径注药量为0.32 mL/cm时防治效果最好,可达90%以上.用HLPC方法分析树叶片中的残留量,并对施药后不同时期药剂残留量与光肩星天牛幼虫的防治效果进行分析,得出防治效果与树叶片中的残留量存在线性关系.
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Key words
anoplora glabripennis,larvae,imidalopirid,stem injection
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