过去百年青海和西藏耕地空间格局重建及其时空变化
李士成, 张镱锂, 何凡能

Reconstruction of cropland distribution in Qinghai and Tibet for the past one hundred years and its spatiotemporal changes
Shicheng LI, Yili ZHANG, Fanneng HE
图5 不同空间尺度河湟谷地历史耕地空间格局对比(数据集来源:a,本文;b,罗静等(2014);c,Li等(2015))
Fig.5 Comparison of historical cropland spatial patterns in the Yellow River-Huangshui River Valley (data sources: a, this study; b, Luo et al (2014); c, Li et al (2015))