甘肃黑河流域生态网络构建与优化
许澳康, 吉天琪, 石晶

Construction and optimization of ecological network of the Heihe River BasinGansu section
Aokang Xu, Tianqi Ji, Jing Shi
图2 生态系统服务重要等级划分的空间分布
Fig.2 Spatial distribution of ecosystem service importance classification