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皖南歙县石灰岩山地天然次生林群落的调查研究
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摘要:
研究歙县典型石灰岩山地天然次生林群落特征,旨在为皖南山区石灰岩山地更新树种选择及造林树种多样性提供依据.结果表明,歙县石灰岩山地由于土壤发育程度、土层厚度和岩石裸露率的不同,形成了不同类型的森林群落,主要是麻栎-化香林、枫香-麻栎-黄檀林和枫香-短柄枹林;稳定的优势树种为麻栎、枫香等.
关键词:  石灰岩山地  群落类型  优势种
DOI:
投稿时间:2005-03-24
基金项目:中国科学院资助项目 , 安徽省自然科学基金
Investigation on natural secondery growth forest commulities in limestone mountain region of Shexian county
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Abstract:
Natural secondery growth forest commulities in some limestone mountain region of Shexian county were investigated and its characteristics were probed for offering the basis for the varieties of trees and the choice of regeneration trees in this area.The survey revealed that the forest communities in limestone mountain region of Shexian county formed different kinds of forest community because of the differences of regional soil terms,thickness of soil layers and the degree of rock uncovered.In Shexian county,the major type of forest communities are Quercus acutissima-Platycarya strobilocea forest,Liquidamba formosama-Q.acutissima-Dalbergia hapeana forest and L.formosama-Q.glandulifera var.brevipetiolata forest.The more steady ascendent tree species are Q.acutissima,L.formosana,etc.
Key words:  limestone mountain region,community styles,ascendent tree species

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