河北小五台山北坡植物物种多样性的垂直梯度变化

刘增力, 郑成洋, 方精云

Changes in plant species diversity along an elevation gradient on Mt. Xiaowutai, Hebei, China

LIU Zeng-Li, ZHENG Cheng-Yang, FANG Jing-Yun

生物多样性 . 2004, (1): 137 -145 . DOI: 10.17520/biods.2004017