秦巴山区马尾松林和油松林的空间分布及亚热带与暖温带界线划分
姚永慧, 寇志翔, 胡宇凡, 张百平

Spatial distribution patterns of Pinus tabulaeformis forest and Pinus massoniana forest in Qinling-Daba Mountains and the boundary of subtropical and warm temperate zones
YAO Yonghui, KOU Zhixiang, HU Yufan, ZHANG Baiping
图1 秦巴山区的地形特征及马尾松林和油松林的空间分布
Fig. 1 Topographic map of Qinling-Daba Mountains and the spatial distribution of P. massoniana forest and P. tabulaeformis forest