|
| Soil irrigated by effluent | Soil irrigated by freshwater |
| Clay (%) | 17.5 ± 0.1 | 17.5 |
| Silt (%) | 10.0 ± 0.1 | 15.0 |
| Sand (%) | 72.5 ± 0.1 | 67.5 |
| pH | 8.149 ± 0.010 | 8.295 |
| TDS (mg∙l−1) | 460 ± 8 | 448 |
| EC (µS/cm) | 767 ± 15 | 746 |
| Organic matter (%) | 3.55 ± 0.10 | 1.27 |
| Calcium carbonate (%) | 8.2 ± 0.1 | 11 |
| Cation exchange capacity (meq/100 g) | 0.532 ± 0.010 | 0.238 |
| Chloride (mg∙kg−1) | 188 ± 3 | 125 |
| Sodium (mg∙kg−1) | 200 ± 4 | 170 |
| Calcium (mg∙kg−1) | 27.0 ± 0.1 | 20 |
| Magnesium (mg∙kg−1) | 20.0 ± 0.1 | 12 |
| Nitrate (mg∙kg−1) | 19.0 ± 0.1 | 27 |
| Potassium (mg∙kg−1) | 9.0 ± 0.1 | 15 |
| Total alkalinity (mg∙kg−1) | 92.0 ± 0.1 | 79 |
| Carbonate alkalinity (mg∙kg−1) | Not detected | Not detected |
| Phosphate (mg∙kg−1) | Not detected | Not detected |
| Manganese (mg∙kg−1) | 24.0 ± 0.1 | 2.1 |
| Boron (mg∙kg−1) | 7.9 ± 0.1 | 0.7 |
| Cadmium (mg∙kg−1) | 0.30 ± 0.01 | 0.2 |
| Zinc (mg∙kg−1) | 41.0 ± 0.1 | 18 |
| Nickel (mg∙kg−1) | 2.20 ± 0.01 | 3.2 |