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Parameters: A- Quantum Yield of photosystem II (Yield), B- Electron Transport Rate (ETR), C- Stomatal conductance of H2O (gs; mmol m-2 s-1), D- Transpiration rate (E; mmol m-2 s-1 at a light intensity of 400 μmol photon m-2 s-1), E- Photosynthetic rate (A; μmol CO2 m-2 s-1 at a light intensity of 400 μmol photon m-2 s-1), F- water use efficiency (WUE; evaluated during drought stress in plants of both varieties, depending on the preparation tested). a; b–homogeneous groups (Tukey’s test).
