甘肃省河西地区水源涵养功能与人类活动强度演变
郑诚蔚, 邓晓红, 李宗省, 薛健, 马利邦, 何娟, 卢书祥, 邵建雄, 蔡世玉, 赵佩一

Analysis of the spatial and temporal evolution of water resources conservation and human activity intensity in the Hexi region of Gansu Province
Chengwei Zheng, Xiaohong Deng, Zongxing Li, Jian Xue, Libang Ma, Juan He, Shuxiang Lu, Jianxiong Shao, Shiyu Cai, Peiyi Zhao
图4 河西地区水源涵养量时间变化及区域占比
Fig.4 Changes in water conservation time and regional share of the Hexi region