毕节试验区亮叶桦群落特征研究  

Betula luminifera community characteristics of Bijie District in Guizhou of Southwest China

作　　者：陈坤浩[1] 袁伟[1] 蔡波[1] 周涛[1] 

机构地区：[1]毕节学院环境与生命科学系,贵州毕节551700

出　　处：《安徽农业科学》2008年第11期4512-4513,4525,共3页Journal of Anhui Agricultural Sciences

基　　金：国家科技攻关计划"西部开发"重大项目(2005BA901A05);贵州省科技计划项目[黔科合S字(2007)10027]资助

摘　　要：采用植物群落学方法对毕节试验区亮叶桦(Betula luminifera)群落进行研究。结果表明:群落植物种类丰富,区系成分复杂。群落外貌以中小型叶面积单叶、落叶草质、革质、非全缘的高位芽植物组成为特征。垂直结构成层现象明显,可分为乔木层、灌木层、草本层,并有一定层间植物伴生。Based on the phytocoenological method, the Betula luminlfera community of Bijie district in Guizhou province was researched. The results were as follows：There were various plants in the community of Betula luminifera. The geographical element was complicated, It was characterized by phanerophyte with mesophylls and microphylls, simple, herbaceous, coriaceous, unentire leaves. The vertical structure of community was relatively complicated which could be divided into tree layer, shrub layer and herb layer as well as a definite number of interstratum plants.

关 键 词：毕节试验区 亮叶桦群落 植物区系 

分 类 号：S792.159[农业科学—林木遗传育种]