中国西部地区历史草地面积重建的方法——以甘宁青新区为例
杨帆, 何凡能, 李美娇

Methods for reconstructing historical grassland cover across western China: A case study in Gansu, Ningxia, Qinghai and Xinjiang
YANG Fan, HE Fanneng, LI Meijiao
表1 1980年重建草地与遥感草地全区、分省面积以及两者差异
Tab. 1 The total and provincial amount of our reconstruction and remote sensing-derived grassland data in 1980 and the value of differences between them (亿 hm2)
本文重建 遥感数据 绝对差异值
全区 103.14 102.75 0.39
新疆 48.34 48.41 -0.07
青海 37.30 37.53 -0.23
甘宁 17.50 16.81 0.69