内蒙古羊草草原生物多样性探讨Plant Diversity of Leymus Chinensis Community in Inner Mongolia Grassland
贾亚娟,韩国栋,王明君,郑淑华
摘要(Abstract):
多样性的研究是长期以来许多学者争论的焦点,然而经过长期的研究,关于多样性的变化仍存在着差异。本文根据对多年围封的草地数据资料,对多样性进行了分析。结果表明,均匀度对多样性的变化起主要作用;多样性与生产力呈曲线关系,在达到一定值后,随多样性的增加生产力下降;多样性与系统稳定性也呈曲线变化,但在研究初期稳定性与多样性呈负相关。
关键词(KeyWords): 草地;多样性;生产力;稳定性
基金项目(Foundation): 国家自然科学基金(30360022,30590382);; 教育部青年教学科研奖励,内蒙古科技攻关
作者(Author): 贾亚娟,韩国栋,王明君,郑淑华
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