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Physicochemical properties of raw clay soil.
| Parameters | Raw clay |
|
|---|---|---|
| Black clay | Red clay | |
| pH (-) | 5.24 | 5.89 |
| EC (mS/cm) | 0.37 | 0.04 |
| Sand (%) | 57.00 | 3.00 |
| Clay (%) | 37.00 | 85.00 |
| Silt (%) | 6.00 | 12.00 |
| CaCO3 (%) | 3.35 | 4.38 |
| Organic carbon (%) | 5.46 | 0.08 |
| Organic matter (%) | 9.41 | 0.14 |
| TN (%) | 0.41 | 0.01 |
| CEC (meq/100 g soil) | 52.86 | 30.53 |
| C: N | 13.41 | 8.00 |
| Bulk density (BD) (g/cm3) | 1.18 | 1.11 |
| Texture class | Sandy Clay | Heavy Clay |
