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北京山区天然次生林群落乔木层主要种群生态位研究——以雾灵山自然保护区为例
史宇, 余新晓, 岳永杰, 包昱峰
The Niches of the Main tree Populations of Natural Secondary Forest Communities in Mountainous Area of Beijing ——A case study of Wuling Mountain Nature Reserve
SHI Yu, YU Xinxiao, YUE Yongjie, BaoYufeng
林草资源研究 . 2008, (6): 62 -66 .  DOI: 10.13466/j.cnki.lyzygl.2008.06.010