Table 6.
Physical and chemical properties of the soil used in the soil–plant experiment
| Property | Value |
|---|---|
| pH (H2O) | 5.70 |
| Cation-Exchange Capacity at pH 7 (cmolc kg−1) | 8.21 |
| Phosphorus (mg kg−1)a | 5.6 |
| Potassium (mg kg−1)a | 112 |
| Calcium (cmolc kg−1)b | 2.11 |
| Magnesium (cmolc kg−1)b | 1.31 |
| Iron (mg kg−1)a | 108.5 |
| Zinc (mg kg−1)a | 1.68 |
| Copper (mg kg−1)a | 1.33 |
| Manganese (mg kg−1)a | 37.6 |
| Aluminum (cmolc kg−1)b | 0.1 |
| Organic matter (g kg−1)c | 41.6 |
| Sand (%) | 54 |
| Silt (%) | 4 |
| Clay (%) | 42 |
| Textural class | Sandy clay |
a
Extracted with Mehlich I.
b
Extracted with KCl 1 mol l−1.
c
Walkley–Black method.