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Table 3 Changes in quantum yield of nonregulated energy dissipation

From: Spatial referencing of chlorophyll fluorescence images for quantitative assessment of infection propagation in leaves demonstrated on the ice plant: Botrytis cinerea pathosystem

Plants C3 CAM
Hours post inoculation 0 3 6 9 24 48 0 3 6 9 24 48
Fv/Fm             
 Infected leaf area 0.70 ± 0.01 0.64 ± 0.02 0.50 ± 0.04 0.52 ± 0.03 0.50 ± 0.08 0.58 ± 0.06 0.62 ± 0.00 0.41 ± 0.03 0.50 ± 0.04 0.56 ± 0.01 0.50 ± 0.08 0.58 ± 0.07
 Midrib 0.67 ± 0.01 0.68 ± 0.01 0.60 ± 0.00 0.62 ± 0.00 0.65 ± 0.01 0.72 ± 0.00 0.66 ± 0.01 0.61 ± 0.02 0.60 ± 0.00 0.65 ± 0.00 0.64 ± 0.01 0.72 ± 0.00
 Non- infected leaf area 0.66 ± 0.02 0.63 ± 0.01 0.56 ± 0.04 0.58 ± 0.02 0.62 ± 0.02 0.69 ± 0.01 0.69 ± 0.00 0.59 ± 0.00 0.57 ± 0.04 0.63 ± 0.01 0.62 ± 0.02 0.69 ± 0.02
NPQ             
 Infected leaf area 0.17 ± 0.01 0.18 ± 0.00 0.16 ± 0.01 0.15 ± 0.01 0.12 ± 0.02 0.05 ± 0.01 0.05 ± 0.00 0.04 ± 0.00 0.16 ± 0.01 0.14 ± 0.01 0.12 ± 0.02 0.05 ± 0.02
 Midrib 0.20 ± 0.00 0.17 ± 0.00 0.19 ± 0.01 0.20 ± 0.01 0.18 ± 0.00 0.07 ± 0.01 0.16 ± 0.01 0.20 ± 0.03 0.19 ± 0.00 0.18 ± 0.00 0.18 ± 0.00 0.07 ± 0.01
 Non- infected leaf area 0.17 ± 0.00 0.26 ± 0.01 0.26 ± 0.00 0.32 ± 0.02 0.29 ± 0.03 0.16 ± 0.03 0.15 ± 0.01 0.18 ± 0.00 0.24 ± 0.00 0.23 ± 0.00 0.29 ± 0.03 0.17 ± 0.02
Y(NO)             
 Infected leaf area 0.37 ± 0.02 0.35 ± 0.01 0.44 ± 0.04 0.46 ± 0.03 0.52 ± 0.07 0.45 ± 0.08 0.64 ± 0.01 0.75 ± 0.01 0.44 ± 0.03 0.46 ± 0.04 0.52 ± 0.07 0.45 ± 0.09
 Midrib 0.36 ± 0.02 0.33 ± 0.02 0.36 ± 0.01 0.33 ± 0.01 0.36 ± 0.02 0.27 ± 0.01 0.35 ± 0.00 0.34 ± 0.01 0.36 ± 0.01 0.34 ± 0.02 0.37 ± 0.02 0.26 ± 0.01
 Non- infected leaf area 0.35 ± 0.02 0.28 ± 0.01 0.33 ± 0.02 0.28 ± 0.00 0.29 ± 0.02 0.23 ± 0.01 0.37 ± 0.02 0.37 ± 0.00 0.33 ± 0.02 0.33 ± 0.00 0.29 ± 0.02 0.22 ± 0.00
  1. In PSII, Y(NO) measured on leaves of C3 and CAM common ice plants. Shown are average values (± SD) from the selected leaf areas