Table 2.
Correlations (r2 values) between the relative (% of control) and total values for various physiological characteristics measured from four wheat cultivars in greenhouse experiments and mean K+ efflux over the hours measured from mature zone of 6-d-old wheat roots following 80 mM NaCl treatment
| Parameter | r2 |
| Relative CCI | 0.745 |
| Relative Fv/Fm | 0.874 |
| Relative osmolality | 0.856 |
| Total [K+] | 0.916 |
| Total [Na+] | 0.965 |
| Relative [K+] | 0.833 |
| K:Na ratio | 0.755 |
| Relative RWC | 0.530 |
| Relative ear DW | 0.753 |
| Relative no. ears | 0.754 |
| Absolute ear DW | 0.808 |
| Absolute no. ears | 0.773 |