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高海拔区云杉林皆伐迹地早期自然恢复进程中苔藓组成与发育程度评估
Authors
包维楷
闫晓丽
Publication date
1 January 2008
Publisher
Abstract
为评估皆伐迹地地表苔藓组成与特点,同时为苔藓生物多样性的保护与恢复提供理论依据,作者于2006年7–10月调查了四川省阿坝藏族羌族自治州地区壤塘二林场云杉(Picealikiangensis var.rubescens)林皆伐迹地自然恢复过程中苔藓植物和维管植物的组成和结构;采用方差分析法对苔藓层结构参数进行差异性检验,对苔藓层结构参数和环境因子作非参数Spearman相关性分析,并对显著性因子进行回归分析。结果表明:(1)在9–27年植被自然恢复过程中,不同阶段苔藓植物群落优势物种组成发生了更替。一些
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Last time updated on 29/11/2016