Based on numerable and valuable historical documents, spatial and temporal characteristics of land reclamation in Guanzhong region in the Qing Dynasty has been analyzed in this paper The results are: 1)As a taxing facility rather than a precise description of the farmland area, the registered farmland in historical documents of Guanzhong region in the Qing Dynasty didn't agree with the fact However, the records and their variations were spatially rational Obvious differences can be found between the f...