北宋中期路域耕地面积的再估算
A re-estimation of cropland area at Lu scale in the mid-Northern Song dynasty
北宋中期路域耕地面积的再估算 |
| 李美娇, 何凡能, 刘浩龙 |
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A re-estimation of cropland area at Lu scale in the mid-Northern Song dynasty |
| Meijiao LI, Fanneng HE, Haolong LIU |
| 图3 北宋中期（1078年）垦殖率图 |
| Fig. 3 Reclamation rate in the mid-Northern Song dynasty(1078) |
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