Species composition and characteristics of saplings for spruce-fir forest at different succession stages in Changbai Mountain
GUO Weiwei, ZHANG Qing, KANG Xingang, YANG Yingjun, WANG Quanjun
JOURNAL OF NANJING FORESTRY UNIVERSITY . 2017, (01): 109 -116 .  DOI: 10.3969/j.issn.1000-2006.2017.01.017