海南甘什岭自然保护区外来植物的种类组成与来源  

The Composition and Origin of Alien Plants in Ganshiling Nature Reserve in Hainan,China

作　　者：张荣京[1] 邢福武[2] 

机构地区：[1]华南农业大学生命科学学院,广东广州510642 [2]中国科学院华南植物园,广东广州510650

出　　处：《贵州农业科学》2011年第7期31-33,共3页Guizhou Agricultural Sciences

基　　金：国家自然科学基金(30270122);国家科技基础性工作专项(2008FY110400-1-72006FY110500-1)

摘　　要：为有效保护甘什岭自然保护区生物多样性,阐明甘什岭的外来植物现状及其对当地生态环境的影响,对甘什岭自然保护区的外来植物进行了调查,分析了外来植物区系的种类组成、原产地、生长型、生境和危害程度。结果表明:甘什岭自然保护区共有46种外来植物,约占甘什岭种子植物总数的3.5%,主要来自新大陆热带地区(21种);外来植物中以草本和灌木种类占优势,藤本和小乔木种类较少。An investigation of alien plants in Ganshiling Nature Reserve was conducted to effectively protect the biological diversity of Ganshiling Nature Reserve,clarify the current situation of alien plants and to study the effect of them on local ecological environment.The results show that there are 46 alien plants species in total,making up 3.5% of the flora,in which the tropical elements of the New World predominate,with 21 species making up 46% of the alien flora.Herbs and shrubs predominate relative to the climbers and small trees.

关 键 词：海南 甘什岭 外来植物 生物入侵 

分 类 号：S502.4[农业科学—作物学]