Effects of Drought Frequency on Growth Performance and Transpiration of Young Black Locust (Robinia pseudoacacia L.)
Figure 5
(a) Mean and standard deviation of the weekly vapor pressure deficit and cumulative water use, (b) short-term stress treatment mean and standard deviation of the weekly water use and mean of the soil matric potential, and (c) long-term stress treatment mean and standard deviation of the weekly water use and mean of the soil matric potential. *Drought stress periods are marked with a black rectangle beneath the bars.