莫高窟顶防风固沙林带群落结构及防风固沙功能演变特征
赵元, 詹鸿涛, 贾荣亮, 邱飞, 张萍, 张国彬

Community characteristics and windbreak-sand fixation effectiveness of the shrub shelterbelts atop the Mogao Grottoes
Yuan Zhao, Hongtao Zhan, Rongliang Jia, Fei Qiu, Ping Zhang, Guobin Zhang
图2 林带结构随防护林建植年龄的演变
Fig.2 The evolution of forest belt structure with the age of shelter forest establishment