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三峡地区河岸带植物群落的特征及其分类与排序研究(英文)
Authors
江明喜,邓红兵,蔡庆华
Publication date
1 January 2002
Publisher
Abstract
本文以长江三峡干流河岸植物群落为研究对象,对群落的物种组成、物种多样性进行了分析,并利用TWINSPAN和DCA对植物群落进行等级式划分。结果表明:河岸植物区系组成较为复杂,以温带成分为主,有着较高比率的世界分布成分。灌、草丛群落之间的物种多样性差异不显著,但部分草丛的不同层次间存在较大差异。TWINSPAN 和DCA分析显示,河岸植物群落呈现沿湿度梯度方向的分布格局。图2表3参8
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Institute of Hydrobiology, Chinese Academy Of Sciences
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oai:ir.ihb.ac.cn:152342/2548
Last time updated on 15/03/2018