Fig. 1From: Modulation of physiological and biochemical traits of two genotypes of Rosa damascena Mill. by SiO2-NPs under In vitro drought stressThe effect of SiO2-NPs application under drought stress induced by PEG on leaf relative water content (RWC) (a) and leaf membrane stability index (MSI) of two Damask genotypes (b). Different letters indicate significant differences according to the LSD test at P < 0.05Back to article page