Table 3. Effect of 100 mM NaCl with or without glutathione, ascorbic acid or amino acid mixture on the shoot height (cm) and root depth (cm) of two barley cultivars at the seedling stage.
| Treatments | Shoot height | Root depth | ||
|---|---|---|---|---|
| G124 | G119 | G124 | G119 | |
| Control | 27.5 ±2.3 | 24.7 ± 1.1 | 7.5 ±0.9 | 6.0 ±2.0 |
| NaCl | 24.2 ±1.9 | 20.0 ± 1.0 | 5.7 ±0.8 | 3.3 ±1.0 |
| Glutathione | 29.0 ±1.7 | 23.7 ± 0.5 | 6.3 ±1.2 | 7.3 ±1.2 |
| Glutathione plus salt | 26.0 ±1.7 | 26.3 ± 2.5 | 6.0 ±1.0 | 6.7 ±1.2 |
| Ascorbic acid | 26.0 ±1.7 | 27.3 ± 1.5 | 8.0 ±1.0 | 6.3 ±0.6 |
| Ascorbic acid plus salt | 25.3±1.5 | 24.3 ± 1.5 | 6.0 ±2.0 | 6.0 ±0.9 |
| Amino acid mixtures | 26.7 ±1.5 | 24.0 ± 1.0 | 9.7 ±2.1 | 5.0 ±1.0 |
| Amino acids plus salt | 22.7 ±2.0 | 23.7± 0.5 | 8.7 ±0.6 | 6.3 ±0.6 |
| F | 2.96 | 7.50 | 3.72 | 2.161 |
| P | * | ** | * | ns |
| LSD | 3.38 | 2.37 | 2.37 | 1.94 |
*
Significant at P≤0.05.
**
Highly significant at P≤0.01.