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4 海拔2 700 m和3 200 m处青海云杉在2014—2020年生长季径向变化过程
Fig.4 Stem radial changes of Picea crassifolia at 2 700 m and 3 200 m during the growing season from 2014 to 2020