Table 1.
Growth irradiance (µmol photons m –2 s –1) | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
150 PPFD | 400 PPFD | 700 PPFD | |||||||||||||
B8 | B7 | WT | RI9 | RI29 | B8 | B7 | WT | RI9 | RI29 | B8 | B7 | WT | RI9 | RI29 | |
F v/Fm | 0.82 ± 0.02 | 0.80 ± 0.01 | 0.82 ± 0.01 | 0.81 ± 0.02 | 0.80 ± 0.02 | 0.81 ± 0.01 | 0.80 ± 0.02 | 0.79 ± 0.01 | 0.82 ± 0.01 | 0.82 ± 0.01 | 0.80 ± 0.02 | 0.79 ± 0.01 | 0.81 ± 0.02 | 0.80 ± 0.01 | 0.82 ± 0.02 |
R D (µmol CO2 m–2 s–1) | 0.72 ± 0.04 | 0.77 ± 0.02 | 0.83 ± 0.04 | 0.87 ± 0.03 | 0.78 ± 0.05 | 0.97 ± 0.06 | 0.93 ± 0.08 | 0.99 ± 0.05 | 1.10 ± 0.06 | 0.89 ± 0.08 | 1.25 ± 0.07 | 1.48 ± 0.15 | 1.32 ± 0.10 | 1.19 ± 0.09 | 1.35 ± 0.06 |
R L (µmol CO2 m–2 s–1) | 0.64 ± 0.04 | 0.61 ± 0.05 | 0.72 ± 0.03 | 0.69 ± 0.05 | 0.64 ± 0.05 | 1.05 ± 0.07 | 1.09 ± 0.09 | 1.17 ± 0.12 | 1.07 ± 0.09 | 1.16 ± 0.08 | 1.72 ± 0.2 | 1.93 ± 0.14 | 1.81 ± 0.16 | 1.67 ± 0.13 | 1.79 ± 0.18 |
Measured at growth PPFD | |||||||||||||||
A net (µmol CO2 m–2 s–1) | 3.09 ± 0.28 | 3.37 ± 0.47 | 3.49 ± 0.24 | 3.65 ± 0.27 | 3.73 ± 0.32 | 7.40 ± 0.56 | 7.35 ± 0.15 | 7.75 ± 0.54 | 7.26 ± 0.28 | 6.91 ± 0.72 | 9.63 ± 0.88 | 10.13 ± 0.47 | 10.19 ± 0.48 | 9.37 ± 0.37 | 8.71 ± 0.60 |
g snet (mol CO2 m–2 s–1) | 0.066 ± 0.003 | 0.062 ± 0.012 | 0.065 ± 0.008 | 0.069 ± 0.005 | 0.067 ± 0.004 | 0.087 ± 0.036 | 0.098 ± 0.020 | 0.072 ± 0.014 | 0.76 ± 0.05 | 0.068 ± 0.016 | 0.171 ± 0.031 | 0.156 ± 0.027 | 0.181 ± 0.16 | 0.149 ± 0.023 | 0.165 ± 0.038 |
Φ PSIInet | 0.73 ± 0.14 | 0.71 ± 0.11 | 0.76 ± 0.08 | 0.74 ± 0.12 | 0.70 ± 0.15 | 0.49 ± 0.09 | 0.54 ± 0.06 | 0.51 ± 0.08 | 0.47 ± 0.10 | 0.52 ± 0.05 | 0.38 ± 0.04 | 0.34 ± 0.05 | 0.37 ± 0.02 | 0.39 ± 0.02 | 0.33 ± 0.04 |
ETRnet (µmol e– m–2 s–1) | 45 ± 1.2 | 47 ± 1.7 | 41 ± 2.29 | 45 ± 1.3 | 42 ± 2.7 | 80 ± 3.1 | 77 ± 5.3 | 90 ± 8.6 | 78 ± 5.7 | 82 ± 1.5 | 105 ± 2.4 | 110 ± 5.2 | 120 ± 9.1 | 116 ± 9.1 | 115 ± 4.4 |
NPQnet | 0.19 ± 0.03 | 0.20 ± 0.02 | 0.20 ± 0.03 | 0.17 ± 0.02 | 0.18 ± 0.03 | 0.77 ± 0.10 | 0.78 ± 0.10 | 0.79 ± 0.11 | 0.76 ± 0.05 | 0.82 ± 0.06 | 1.23 ± 0.21 | 1.06 ± 0.17 | 1.20 ± 0.16 | 1.24 ± 0.15 | 1.35 ± 0.17 |
Measured at 1600 PPFD | |||||||||||||||
A sat (µmol CO2 m–2 s–1) | 10.72 ± 0.44ab | 11.13 ± 0.48ab | 11.55 ± 0.44a | 10.71 ± 0.70ab | 9.45 ± 0.40b | 11.87 ± 1.04 | 12.42 ± 0.82 | 12.94 ± 0.39 | 10.70 ± 0.89 | 12.08 ± 0.42 | 13.17 ± 0.56ab | 14.49 ± 0.74a | 13.51 ± 0.41a | 12.92 ± 0.34ab | 11.29 ± 0.52b |
g ssat (mol CO2 m–2 s–1) | 0.166 ± 0.01ab | 0.178 ± 0.021a | 0.183 ± 0.019a | 0.147 ± 0.01bc | 0.139 ± 0.006c | 0.171 ± 0.014b | 0.203 ± 0.003a | 0.212 ± 0.006a | 0.170 ± 0.004b | 0.166 ± 0.013b | 0.226 ± 0.007 | 0.218 ± 0.033 | 0.232 ± 0.025 | 0.213 ± 0.008 | 0.225 ± 0.016 |
Φ PSIIsat | 0.214 ± 0.008 | 0.203 ± 0.005 | 0.219 ± 0.016 | 0.192 ± 0.010 | 0.227 ± 0.009 | 0.223 ± 0.021 | 0.235 ± 0.008 | 0.201 ± 0.015 | 0.209 ± 0.062 | 0.216 ± 0.053 | 0.202 ± 0.010 | 0.189 ± 0.021 | 0.182 ± 0.017 | 0.166 ± 0.051 | 0.179 ± 0.043 |
ETRsat (µmol e– m–2 s–1) | 152 ± 10.3 | 147 ± 8.3 | 154 ± 6.2 | 143 ± 6.7 | 158 ± 4.1 | 143 ± 5.5 | 141 ± 9.8 | 151 ± 9.6 | 156 ± 7.8 | 148 ± 11.7 | 136 ± 12.9 | 130 ± 14.3 | 121 ± 0.71 | 136 ± 6.6 | 128 ± 6.7 |
NPQsat | 2.08 ± 0.15 | 1.89 ± 0.08 | 1.97 ± 0.10 | 1.88 ± 0.09 | 1.96 ± 0.08 | 1.77 ± 0.11 | 1.71 ± 0.05 | 1.83 ± 0.17 | 1.70 ± 0.09 | 1.72 ± 0.16 | 1.53 ± 0.11 | 1.66 ± 0.10 | 1.55 ± 0.08 | 1.61 ± 0.15 | 1.68 ± 0.11 |