Table 2.
Mean comparisons of root and shoot ionic concentrations affected by salt treatments in two contrasting A. cylindrica genotypes
| Treatment/tissue (mM NaCl) | Tolerant genotype (USL26) | Sensitive genotype (K44) | ||||||
|---|---|---|---|---|---|---|---|---|
| Na+ (mM gDM−1) | K+ (mM gDM−1) | K+/Na+ | DM (g/plant) | Na+ (mM gDM−1) | K+ (mM gDM−1) | K+/Na+ | DM (g/plant) | |
| Control (0)/root | 1.46 ha | 1.04 e | 0.62 c | 0.11 c | 1.31 h | 0.99 f | 0.54 c | 0.08 c |
| 24 h (400)/root | 3.45 de | 3.58 c | 1.03 b | 0.07 cd | 6.36 b | 1.48 e | 0.23 e | 0.03 d |
| 7 d (400)/root | 5.65 c | 5.25 b | 0.92 b | 0.03 d | 8.53 a | 2.93 cd | 0.34 d | 0.01 d |
| Control (0)/shoot | 1.22 h | 0.99 f | 0.81 bc | 0.45 a | 1.26 h | 1.12 e | 0.63 c | 0.40 a |
| 24 h (400)/shoot | 1.99 g | 3.88 c | 1.94 a | 0.4 a | 4.23 cd | 1.32 e | 0.31 d | 0.24 b |
| 7 d (400)/shoot | 2.89 f | 6.95 a | 2.05 a | 0.18 bc | 6.63 b | 2.23 d | 0.33 d | 0.06 cd |
aMeans followed by the same letter in each column are not significantly different at P < 0.05