摘要
槐豆木虱的发生主要与温度、风、寄主、害虫、天敌以及生产活动关系尤为密切,在国槐上调查发现,槐豆木虱的捕食性天敌昆虫有5目8科17种及多种蜘蛛,其中异色瓢虫种群数量占其他瓢虫种群数量的80%以上,在自然状态下完全能够控制槐豆木虱的种群数量。
The study was carried out on occurrence of Cyamophila willieti which had a closer relation with empcrature, wind, the host, pests, natural enemies and production activities of Cyamophila willieti. The results showed： The natural enemies of Cyamophila willieti were 17 species, 8 families, 5 orders predatory insects and various spiders, among them, population number of Harmonin axyridis accounted for the other populations of ladybug more than 80 percent, population number of Cyamophila williet can be completely controlled in natural stale.
出处
《甘肃林业科技》
2008年第3期40-42,63,共4页
Journal of Gansu Forestry Science and Technology
基金
甘肃省临夏州科技计划项目(项目编号:2006-L-3-08)
关键词
槐豆木虱
发生
环境因子
天敌
Cyamophila willieti
occurrence
environmental factors
natural enemies
