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海南霸王岭热带山地雨林林隙更新规律的研究     被引量:77

THE GAP PHASE REGENERATION IN A TROPICAL MONTANE RAIN FOREST IN BAWANGLING,HAINAN ISLAND

文献类型:期刊文献

中文题名:海南霸王岭热带山地雨林林隙更新规律的研究

英文题名:THE GAP PHASE REGENERATION IN A TROPICAL MONTANE RAIN FOREST IN BAWANGLING,HAINAN ISLAND

作者:臧润国[1] 余世孝[2] 刘静艳[2] 杨彦承[3]

第一作者:臧润国

机构:[1]中国林业科学研究院森林生态环境与保护研究所;[2]中山大学生命科学学院;[3]中国林业科学研究院资源信息研究所;

年份:1999

卷号:19

期号:2

起止页码:151-158

中文期刊名:生态学报

外文期刊名:Acta Ecologica Sinica

收录:CSTPCD;;Scopus;北大核心:【北大核心1996】;CSCD:【CSCD2011_2012】;

基金:国家自然科学基金

语种:中文

中文关键词:热带山地雨林;林隙更新;更新动态;海南岛

外文关键词:tropical montane rain forest,gap phase regeneration,regeneration dynamics,Hainan Island.

分类号:S718.54

摘要:通过对海南岛霸王岭自然保护区原始热带山地雨林中林隙和非林隙林分的调查,分析了海南岛热带山财雨林中主要树种在林隙内外的数量特征、树各对林隙的更新反应和树种多样性的变化规律。结果表明:(1)不同树林隙内和非隙林分中出现的频度、密度和显著度不同,从而表现出其重要值的不同,根据不同树种在林隙内外重要值位序的差异大小,将海南热带山地雨林中树各划分为7种类型:即(1)只出现于林隙中。
Based on an investigation in gaps and nongap stands in the tropical montane rain forest of Bawangling Natural Reserve,Hainan Island,the quantitative characteristics of tree species in gaps and nongap stands,the regeneration responses of the major tree species to gaps and tree species diversity changes were analyzed.The results showed that the quantitative characteristics of tree species were significantly different in gaps and nongap stands.Tree species were classified into 7 groups according to their changes of orders of importance values in gaps and nongap stands .i.e.①species only occurred in gaps,②only occurred in nongap stands,③respond not significantly to gaps in regeneration,④strong positively responsive,⑤strong negatively responsive,⑥moderate positively responsive,and ⑦moderate negatively responsive.There were two types of response curves of regeneration density changes with gap development stages in the tropical tree species.i.e.the unimodal and double modal.The unimodal can be further classified into 3 subtypes.Calculation and analyses showed that gaps can enhance species richness and increase diversity.They afforded the necessary bases for the coexistence and maintenance of diverse species in the tropical montane rain forest.

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