Table 3 Calculation results of impact factors.
Region | Factor 1 | Factor 2 | Factor 3 |
---|---|---|---|
Henan | A2(0.1827) | R2(0.1575) | R4(0.1392) |
Shanxi | D2(0.1399) | A6(0.1226) | R6(0.1161) |
Inner Mongolia | R1(0.1850) | D2(0.1656) | D3(0.1490) |
Shandong | R2(0.1774) | R5(0.1461) | D3(0.1494) |
Sichuan | D3(0.1204) | R2(0.1104) | A8(0.0987) |
Shaanxi | A2(0.1787) | D3(0.1716) | A4(0.1502) |
Qinghai | R2(0.2094) | R5(0.1746) | D3(0.1672) |
Gansu | D1(0.1824) | R5(0.1639) | R1(0.1571) |
Ningxia | R6(0.1364) | A2(0.1261) | R2(0.1112) |
YRB | D2(0.2631) | R4(0.1903) | A6(0.1502) |