Source of variation | Chl a content (mg·g−1 FW) | Chl b content (mg·g−1 FW) | Pn (μmol·m−2·s− 1) | gs (mmol·m−2·s− 1) | Tr (mmol·m−2·s− 1) | Ci (μmol·mol− 1) | Fv/Fm | ΦPSII | qP | NPQ |
---|---|---|---|---|---|---|---|---|---|---|
NaCl (mM) (N) | ||||||||||
 0 | 2.93 ± 0.14a | 0.80 ± 0.06a | 15.05 ± 1.05a | 0.08 ± 0.01a | 4.67 ± 0.37a | 224.69 ± 21.53b | 0.83 ± 0.02a | 0.74 ± 0.03a | 0.64 ± 0.04a | 0.57 ± 0.05b |
 150 | 1.47 ± 0.28b | 0.37 ± 0.09b | 9.11 ± 1.43b | 0.05 ± 0.01b | 2.30 ± 0.66b | 337.81 ± 46.68a | 0.58 ± 0.07b | 0.39 ± 0.07b | 0.40 ± 0.06b | 0.81 ± 0.08a |
DCPTA (μM) (D) | ||||||||||
 0 | 2.00 ± 0.89a | 0.51 ± 0.26a | 11.00 ± 3.50a | 0.06 ± 0.02a | 3.13 ± 1.61a | 298.90 ± 81.05a | 0.67 ± 0.17a | 0.52 ± 0.21a | 0.48 ± 0.17a | 0.75 ± 0.17a |
 20 | 2.29 ± 0.76a | 0.60 ± 0.24a | 12.30 ± 3.34a | 0.07 ± 0.02a | 3.62 ± 1.34a | 283.03 ± 71.21a | 0.69 ± 0.15a | 0.56 ± 0.22a | 0.54 ± 0.13a | 0.68 ± 0.17a |
 100 | 2.42 ± 0.64a | 0.67 ± 0.19a | 13.50 ± 2.90a | 0.07 ± 0.01a | 3.87 ± 0.73a | 251.35 ± 29.61a | 0.74 ± 0.08a | 0.60 ± 0.14a | 0.54 ± 0.08a | 0.65 ± 0.08a |
 400 | 2.09 ± 0.83a | 0.56 ± 0.24a | 11.52 ± 3.18a | 0.06 ± 0.02a | 3.32 ± 0.47a | 291.72 ± 76.25a | 0.72 ± 0.13a | 0.58 ± 0.19a | 0.50 ± 0.15a | 0.68 ± 0.13a |
Significance | ||||||||||
 NaCl (mM) (N) | *** | *** | *** | *** | *** | *** | *** | *** | *** | *** |
 DCPTA (μM) (D) | *** | *** | *** | *** | *** | *** | *** | *** | *** | ** |
 N × D | ** | ** | ** | ns | ns | ns | ** | ** | ** | * |