祁连山青海云杉（ Picea crassifolia ）径向变化对环境因子的响应

赵书玄, 田全彦, 蔺鹏飞, 杜军, 陈龙飞, 朱喜, 肖生春, 何志斌

Stem radial changes of Picea crassifolia in response to environmental factors in the Qilian Mountains

Shuxuan Zhao, Quanyan Tian, Pengfei Lin, Jun Du, Longfei Chen, Xi Zhu, Shengchun Xiao, Zhibin He

图2 青海云杉径向变化三阶段划分示意图

Fig.2 Three stages of stem radial changes of Picea crassifolia