Table 2 The types of geomorphic regionalization in Henan Province and its influence coefficients on the distance between ancient cities and river
The types of geomorphic regionalization in Henan province | The influence coefficient |
|---|---|
Eastern Henan Plain | 1 |
Nanyang Basin | 1 |
Sanmenxia-Luoyang Loess hilly region | 1.2 |
Taihang Mountain Hilly Basin area | 1.5 |
Tongbai-Dabie mountain hilly area | 2 |
Yaoshan-Xiongershan-Funiushan mountain area | 2 |