Table III. Percentage changes [increase (+) and decrease (−)] in different parameters of CAOx plants grown in LL and HL intensities
ParameterPlant LinesPercentage ChangePlant LinesPercentage Change
WT-HLCAOx-HLWT-LLCAOx-LL
Fo0.190.2216 (+)0.200.215 (+)
Fv/Fm0.800.80No change0.790.79No change
Chlorophyll-protein ratio of thylakoid membrane2.402.9623 (+)2.703.1316 (+)
Starch (3 pm; mmol m−2)28.2761.0116 (+)8.2912.9356 (+)
Starch (6 pm; mmol m−2)36.5169.8791 (+)7.9613.671 (+)
Biomass (g plant−1)2.472.9419 (+)0.250.278 (+)
Net CO2 assimilation (μmol m−2 s−1)9.4911.0316 (+)2.743.216 (+)
PSII (µmol oxygen evolution [at 1,500 µmol photons m−2 s−1] mg−1 chlorophyll h−1)96.52189.1296 (+)78.30109.4140 (+)
Whole chain (µmol oxygen uptake [at 1,500 µmol photons m−2 s−1] mg−1 chlorophyll h−1)65.996.947 (+)41.5064.3555 (+)
PSI (µmol oxygen uptake [at 1,500 µmol photons m−2 s−1] mg−1 chlorophyll h−1)167.75401.25139 (+)153.61212.1838 (+)
PSII (µmol oxygen evolution [at limiting light, 80 µmol photons m−2 s−1] mg−1 chlorophyll h−1)28.544.4856 (+)8.114.6381 (+)
PSI (µmol oxygen uptake [at limiting light, 80 µmol photons m−2 s−1] mg−1 chlorophyll h−1)60.16101.4869 (+)36.9654.3347 (+)
PSII (µmol oxygen evolution [at saturating light, 800 µmol photons m−2 s−1] mg−1 chlorophyll h−1)110.1182.9666 (+)55.081.7647 (+)
PSI (µmol oxygen uptake [at saturating light, 800 µmol photons m−2 s−1] mg−1 chlorophyll h−1)212.82374.4876 (+)126.46187.3348 (+)
Total chlorophyll (mg g−1 fresh weight)1.642.1028 (+)2.312.498 (+)
Chl b (mg g−1 fresh weight)0.3750.64171 (+)0.5970.72922 (+)
Chl a/b ratio3.372.2733 (−)2.862.4215 (−)