Table 1.
Effect of salinity on leaf color parameters and leaf pigments in selected A. tricolor genotype.
| Salinity stress | Color parameters | Antioxidant leaf pigments | ||||||
|---|---|---|---|---|---|---|---|---|
| L* | a* | b* | Chroma | β-cyanin (ng g−1) | β-xanthin (ng g−1) | Betalain (ng g−1) | Total carotenoids (mg 100 g−1) | |
| Control (No saline water) | 31.16 ± 1.85a | 10.12 ± 0.87a | 3.56 ± 0.28a | 12.46 ± 0.52a | 624.75 ± 2.54a | 266.44 ± 2.81a | 902.62 ± 4.52a | 35.75 ± 1.24a |
| Low salinity stress (LSS) | 32.34 ± 1.92b | 10.76 ± 0.99b | 3.75 ± 0.32b | 12.88 ± 0.67b | 632.83 ± 3.08b | 273.72 ± 3.24b | 910.87 ± 4.22b | 36.52 ± 1.35b |
| Moderate salinity stress (MSS) | 34.12 ± 2.05c | 11.42 ± 1.12c | 3.96 ± 0.24c | 13.62 ± 0.46c | 654.62 ± 3.28c | 285.68 ± 4.02c | 945.56 ± 3.57c | 44.68 ± 1.57c |
| Severe salinity stress (SSS) | 35.16 ± 2.14d | 12.63 ± 1.02d | 4.16 ± 0.22d | 14.54 ± 0.44d | 678.92 ± 2.98d | 298.84 ± 3.87d | 978.42 ± 3.92d | 53.87 ± 0.98d |
Different letters in a column are differed significantly by Duncan Multiple Range Test (P < 0.01).