豇豆田生态系统中主要害虫及天敌的生态位研究
The niche of important pests and natural enemies in the cowpea field ecosystem.
潘亚飞;罗峰;雷朝亮
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DOI：
作者单位：华中农业大学昆虫资源研究所,武汉430070
中文关键词：豇豆田生态系统;害虫;天敌;生态位
英文关键词：cowpea field ecosystem; pests; natural enemies; niche
中文摘要：对武汉地区春播和夏播豇豆田生态系统中主要害虫、天敌的种类及空间、时间生态位进行了调查研究。结果表明,春播和夏播豇豆中,瓢虫、蜘蛛和捕食蝽同主要害虫的生态位重叠较大,跟随作用强,具保护利用价值;害虫生态位宽度以蚜虫LipaahiserysimiKaltenbach、蓟马Thripsp
英文摘要：The species of important pests and naturl enemies and their temporal and spatial niches in cowpea field in Wuhan were studied. The result showed that there were obvious niche overlaps among ladybgs, spiders, preying true bugs. The natural enemies were wor