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虫线清乳油防治桉树枝瘿姬小蜂的试验
徐家雄1
广东省林业科学研究院
摘要:
16%虫线清乳油500倍溶液和1000倍溶液2种处理进行喷雾,20d后桉树枝瘿姬小蜂的幼虫和成虫死亡率和校正死亡率分别达到40.8%和97.2%、33.0%和88.7%,2种处理桉树枝瘿姬小蜂蛹的死亡率为79.1%。对枝条和叶片上虫瘿内的幼虫死亡率检查结果表明,叶片上幼虫死亡率略高于枝条上幼虫死亡率,但两者差异不显著。
关键词:  虫线清乳油 化学防治 桉树枝瘿姬小蜂
DOI:
分类号:
基金项目:
Study on Chemical Control of Leptocybe invasa Fisher et LaSalle
Xu Jiaxiong
Abstract:
Using 16% Chongxianqing EC 1:500 spraying and 1:1000 spaying control Leptocybe invasa, the results showed that on 20th day the mortalities of larvae were respective 40.8% and 33.0%, the corrected mortalities of adults were up to respective 97.2% and 88.7%. The mortalities of larvae in gall of branches and leaves were examined also, the results showed that the mortality is slightly higher in leaves than in branches, but the difference of the two sites was insignificant.
Key words:  Chemical Control, Leptocybe invasa