长白山北坡林线长白落叶松与岳桦对环境适应的对比分析
许振文, 王晓东, 范卫红, 王桂君, 刘惠清

Comparative Analysis of Laris olgensis and Betula ermanii Associated with Environment on North Slopes Treeline of the Changbai Mountains
Zhen-wen XU, Xiao-dong WANG, Wei-hong FAN, Gui-jun WANG, Hui-qing LIU
表 1 样地的基本特征
Table 1 Plots characters of the alpine treeline on the northern slope of the Changbai Mountains
样地 海拔(m) 样带条数 样带长度(m) 样方个数(个) 样方总数(个) 取样方总数(个) 岳桦棵数(棵) 落叶松棵数(棵)
1 1968~2032 5 110~210 11~21 75 22 1057 74
2 1994~2024 3 90~100 9~10 28 8 251 32
3 1970~1989 2 40~50 4~5 9 4 170 27
4 1979~2024 3 90~180 9~18 41 23 420 201