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贵州曹渡河河谷的植物多样性及植被特征
引用本文:龙成昌,杨龙,罗勇强.贵州曹渡河河谷的植物多样性及植被特征[J].安徽农业科学,2011,39(26):16066-16069.
作者姓名:龙成昌  杨龙  罗勇强
作者单位:1. 贵州省植物园,贵州贵阳,550001
2. 贵州师范大学,贵州贵阳,550001
3. 珠江水资源保护科学研究所,广东广州,510610
基金项目:曹渡河梯级开发规划环境影响评价项目(横向); 贵州省科技创新能力建设项目(黔科合院所创能[2009]4008号)
摘    要:利用线路调查法、断面调查法、样点调查法及GIS技术相结合的方法,对贵州黔南曹渡河干流河谷的维管束植物和植被进行系统调查,并对其物种多样性、区系成分和植被分布进行系统研究。结果表明,曹渡河河谷共有维管束植物460种,资源植物274种,物种丰富程度较高,幸存有国家一级保护濒危植物掌叶木、贵州特有植物小蓬竹等;区系成分中的热带区系成分占53.8%,明显高于高原面上;生境多样性使得曹渡河植被群落类型多样,但未形成热带植物群落类型,显示该区域植被具有较强过渡性的特征。

关 键 词:曹渡河  河谷  植物多样性  区系成分  植被

Study on Plant Diversity and Vegetation Characteristics in Valley of Caodu River,Guizhou Province
LONG Cheng-chang et al.Study on Plant Diversity and Vegetation Characteristics in Valley of Caodu River,Guizhou Province[J].Journal of Anhui Agricultural Sciences,2011,39(26):16066-16069.
Authors:LONG Cheng-chang
Institution:LONG Cheng-chang et al(Guizhou Province Botany Garden,Guiyang,Guizhou 550001)
Abstract:Vascular bundles plants and vegetation in the valley of Caodu river,Guizhou Province were systematiclly researched by the method of combining line survey method,section investigation,sample investigation and GIS technology.And its species diversity,floral elements and vegetation distribution were studied systematically.The results showed that there were the vascular plants of 460 species,resource plants of 274 species in the valley of Caodu river,and first-grade protection plant Handeliodendron bodinieri an...
Keywords:Caodu river  Valley  Plant species diversity  Floral element  Vegetation  
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