| Plot exploited in 2008 (P08) | Plot exploited in 2021 (P21) | |||||||||||
| Source | SCE | ddl | CM | F | p-value | Source | SCE | ddl | CM | F | p-value | |
| Corrected model | 800.15 | 4 | 200.04 | 7.844 | 0.000 | Corrected model | 337.6 | 4 | 84.4 | 2.241 | 0.085 | |
| Constant | 3010.23 | 1 | 3010.23 | 118.03 | 0.000 | Constant | 4389.03 | 1 | 4389.03 | 116.52 | 0.000 | |
| Depth | 800.15 | 4 | 200.04 | 7.84 | 0.000 | Depth | 337.6 | 4 | 84.4 | 2.241 | 0.085 | |
| Error | 892.63 | 35 | 25.5 | Error | 1318.38 | 35 | 37.67 | |||||
| Total | 4703 | 40 | Total | 6045 | 40 | |||||||