Table 1.
Physiological responses of salt-sensitive and salt-tolerant genotypes
| Treatments | Na+ | K+ | Cl− | Tr |
|---|---|---|---|---|
| M103 control | 23.1 ± 1.1 | 872 ± 52.1 | 355 ± 30.4 | 12.1 ± 1.6 |
| M103 salt | 236 ± 16.5 | 881 ± 40.2 | 433 ± 32.5 | 8.9 ± 0.7 |
| IR29 control | 24 ± 3.0 | 799 ± 23.2 | 351 ± 24.3 | 10.8 ± 1.3 |
| IR29 salt | 279 ± 33.2 | 808 ± 49.5 | 525 ± 12.6 | 7.6 ± 0.3 |
| Agami control | 16.5 ± .96 | 772 ± 23 | 350 ± 30.5 | 7.0 ± 0.6 |
| Agami salt | 140 ± 20.1 | 688 ± 25.8 | 535 ± 12.1 | 4.2 ± 0.6 |
| IR63731 control | 25.7 ± 2.9 | 740 ± 30.5 | 279 ± 11 | 11.0 ± 0.8 |
| IR63731 salt | 166 ± 42.7 | 791 ± 33.2 | 545 ± 35.5 | 7.2 ± 0.8 |
The shoot Na+, K+ and Cl− concentrations were measured in mmol kg−1 dry weight. Transpiration rate (Tr) is expressed as m−2 s−1. Ion concentration values were obtained from six replicates. Tr values are mean ± 1 S.E. from 6 to 7 replicate measurements