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Gas exchange characteristics of Bauhinia ungulata during the 3-month experiment. (a) Stomatal conductance—gs, (b) transpiration—E, (c) intercellular CO2 concentration—Ci, (d) photosynthesis—A, (e) instantaneous water use efficiency—A/E and (f) biomass production. (Tukey’s test; n = 3; p < 0.05). Values sharing the same letters are not significantly different at 5% significance level.
