| Salinity levels EC (dS∙m−1) | Classification | K+ (%) | Per cent Decrease over Control |
| Control (2.16) | Non-saline | 0.35333 | - |
| 4.00 | Saline | 0.25667 | 27.36 |
| 6.00 | Slightly saline | 0.22000 | 37.74 |
| 8.00 | Moderately saline | 0.16333 | 35.78 |
| 10.00 | Highly saline | 0.11667 | 66.98 |
| S. E. D. | 0.0300 | ||
| L. S. D. | 0.0668*** | ||