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养殖水体中的微型裸腹溞对高浓度鱼类化学信息素的反应:以生命表研究为例
Authors
朱龙喜
王松波
谢平
Publication date
1 January 2008
Publisher
Abstract
本文通过研究微型裸腹溞的生活史,探讨了当东湖养殖的鲢鳙密度进一步增大时,它们释放的化学信息素对微型裸腹溞的间接作用,同时也讨论了微型裸腹溞在高密度鱼类捕食下种群能够延续的可能机制。在淡水生态系统中,无视力的生物能通过化学物质的交流来感知环境中的捕食压力,从而作出相应的调整策略。本研究结果显示高浓度的鱼类化学信息素对微型裸腹溞的生活史并没有显著影响,意味着微型裸腹溞有可能通过与该鱼类的长期共存而适应了这类物质。但是我们的结果与前人的相比还是存在着很大的差异,尤其是明显提高的总后代数、平均怀卵量和内禀增长力
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Institute of Hydrobiology, Chinese Academy Of Sciences
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oai:ir.ihb.ac.cn:152342/564
Last time updated on 15/03/2018