Fig. 4From: The effect of exogenous calcium on cucumber fruit quality, photosynthesis, chlorophyll fluorescence, and fast chlorophyll fluorescence during the fruiting period under hypoxic stressFast chl a fluorescence transient (OJIP) plotted on logarithmic time scale (0.01–1 s) measured under normoxic conditions (Control), hypoxic treatments (Hypoxia), hypoxia + Ca2+ treatments (Hypoxia+Ca2+)Back to article page