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3种瓢虫对月季长管蚜与麦长管蚜的捕食功能反应

任向辉,杨萌,程辉,邓方超

JOURNAL of AGRICULTURAL CATASTROPHOLOGY（2014）

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Abstract
室内研究了七星瓢虫、龟纹瓢虫和异色瓢虫对月季长管蚜与麦长管蚜的捕食功能反应.结果表明,在25℃条件下,3种瓢虫的雌成虫对月季长管蚜与麦长管蚜野生种群的捕食功能反应类型为HollingⅡ型.利用麦夸特迭代算法进行Holling's圆盘方程分析表明,3种瓢虫对两种蚜虫捕食效率较高.对两种蚜虫处理时间最短的是七星瓢虫,对月季长管蚜攻击系数最高的为异色瓢虫,而对麦长管蚜攻击系数最高的则为七星瓢虫.
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