| Soil | Gb | Kao | EM | C organic (g∙dm−3) | Iron (DCB) % |
| % | |||||
| LVdf | 4.23 | 70.97 | 3.53 | 16.69 | 19.50 |
| NVef | 2.09 | 67.45 | 8.29 | 12.78 | 20.12 |
| MTf | 1.83 | 63.65 | 16.33 | 14.00 | 16.37 |
| VGo | 0.00 | 55.13 | 36.11 | 14.08 | 8.01 |