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3 生态源地和阻力面的空间分布
Fig.3 Spatial distribution of ecological sources and resistance surface