摘要
通过对浑善达克沙地植物区系资源的组成、植物科的多样性、生活型、生态型、以及沙生植物多样性及其分布特征分析,得出该区植物种类的多样性较高,科的优势现象十分明显,植物种趋向集中分布于大科和较大科;该区植物的生活型以多年生草本植物占绝对优势,表现出草原植物群落种类组成特点,存在大量隐域性生境和沙地等特殊景观,乔木和灌木种类较典型草原多;中生植物在该区占有相当大的比例,体现了该区地理位置和地理环境的特殊性。
Characteristics of flora,including plant psammophyte plants,in Otindag sand land was analyz sp ed. ecies, family diversity, life-form, ecological type and its The results showed that plant species diversity was abundant. Dominant families were Compositae and Gramineae in the area. The characteristics of life form in the floristic indicated that perennial herb dominated in the flora. There was a high percent of mesophyte in Otindag Sand Land as well.
出处
《草原与草坪》
CAS
2008年第4期14-19,共6页
Grassland and Turf
基金
国家科技条件平台工作项目"牧草物种种植资源标准化整理
整合及共享式点"资助
