Table 3.
Shoot height (SH), root length (RL), fresh weight (FW), dry weight (DW), and leaf area (LA) in Pokkali and IR 29 rice seedlings, when exposed to control (0 mM NaCl) and salt stress (200 mM NaCl) for 7 days
| Varieties | NaCl (mM) |
SH (cm) |
RL (cm) |
FW (mg) |
DW (mg) |
LA (cm2) |
|---|---|---|---|---|---|---|
| Pokkali | 0 | 28.00 ± 0.83a | 6.98 ± 0.06a | 277.67 ± 8.25a | 68.67 ± 0.93a | 17.92 ± 0.17a |
| 200 |
27.83 ± 0.080a (0.61%) |
6.60 ± 0.14ab (5.44%) |
267.30 ± 3.10a (3.74%) |
60.83 ± 0.74b (11.42%) |
17.02 ± 0.07a (5.02%) |
|
| IR29 | 0 | 27.32 ± 0.68a | 6.44 ± 0.06b | 260.33 ± 5.113a | 68.30 ± 1.05a | 13.85 ± 0.41b |
| 200 |
21.32 ± 0.50b (21.96%) |
4.03 ± o.02c (37.42%) |
216.33 ± 4.50b (16.90%) |
49.73 ± 1.09c (27.19%) |
10.67 ± 0.18c (22.96%) |
Figures in parentheses represent percent reduction in growth parameters of salt stressed seedlings in each cultivar. Data presented as mean ± standard error
Different letters in each column represent significant difference at P ≤ 0.01 according to Tukey’s HSD