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Table 5 Relative water content (RWC) and maximum efficiency of PSII photochemistry (Fv/Fm ratio, indicative of damage to PSII) in Rosmarinus officinalis leaves of control and salt-stressed plants (treated with 200 mM NaCl for 8 days).

From: Rapid and sensitive hormonal profiling of complex plant samples by liquid chromatography coupled to electrospray ionization tandem mass spectrometry

  RWC
(%)
Fv/Fm
Control young leaves 80.83 ± 1.63a 0.837 ± 0.02a
Control old leaves 83.09 ± 1.57a 0.837 ± 0.01a
Stress young leaves 73.83 ± 1.78b 0.728 ± 0.03b
Stress old leaves 61.32 ± 1.10c 0.633 ± 0.04b