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地统计学在水生植物群落格局研究中的应用
Authors
潘文斌,邓红兵,唐涛,蔡庆华
Publication date
1 January 2003
Publisher
Abstract
为了研究水生植物群落的镶嵌分布格局和随着尺度变化的空间特征,应用地统计学中半方差法、半方差理论模型和分形理论,研究了湖北省保安湖沿岸带水生植物群落分布格局.在沿岸带设置了一个160 m×160 m的方形样方,采用覆盖法将整个样方划分为32×32个格子,记录各格子内出现的物种数。格子内如果有某物种,则将该格子对应的区域化随机变量赋值为1,否则赋值为0.另将群落各格内区域化随机变量赋值为各物种在该采样点随机变量值的总和.运用地统计软件GS+for Windows分析苦草、狐尾藻、金鱼藻和群落的32×32格随
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Institute of Hydrobiology, Chinese Academy Of Sciences
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oai:ir.ihb.ac.cn:152342/2268
Last time updated on 15/03/2018