| 变异来源 Source of variation | 指标 Index | 自由度 Degree of freedom | 均方 Mean square | F值 F value | P值 P value |
|---|---|---|---|---|---|
| 土地利用方式 | >2 mm | 2 | 6249.433 | 314.730 | <0.001 |
| 1~2 mm | 2 | 389.186 | 115.878 | <0.001 | |
| 0.5~1 mm | 2 | 493.572 | 22.500 | <0.001 | |
| 0.25~0.5 mm | 2 | 1293.354 | 209.237 | <0.001 | |
| <0.25 mm | 2 | 1732.548 | 55.724 | <0.001 | |
| MWD | 2 | 3.622 | 338.851 | <0.001 | |
| GMD | 2 | 1.316 | 144.300 | <0.001 | |
| D | 2 | 1.180 | 81.926 | <0.001 | |
| 土层深度 | >2 mm | 2 | 32.344 | 1.629 | 0.215 |
| 1~2 mm | 2 | 13.123 | 3.907 | 0.032 | |
| 0.5~1 mm | 2 | 107.139 | 4.884 | 0.015 | |
| 0.25~0.5 mm | 2 | 50.563 | 8.180 | 0.002 | |
| <0.25 mm | 2 | 261.979 | 8.426 | 0.001 | |
| MWD | 2 | 0.005 | 0.488 | 0.619 | |
| GMD | 2 | 0.008 | 0.833 | 0.446 | |
| D | 2 | 0.002 | 0.161 | 0.852 | |
| 土地利用方式×土层深度 | >2 mm | 4 | 58.989 | 2.971 | 0.037 |
| 1~2 mm | 4 | 10.568 | 3.147 | 0.030 | |
| 0.5~1 mm | 4 | 8.888 | 0.405 | 0.803 | |
| 0.25~0.5 mm | 4 | 7.458 | 1.207 | 0.331 | |
| <0.25 mm | 4 | 20.367 | 0.655 | 0.628 | |
| MWD | 4 | 0.019 | 1.785 | 0.161 | |
| GMD | 4 | 0.003 | 0.306 | 0.871 | |
| D | 4 | 0.057 | 3.949 | 0.012 |