Fig. 7From: Effects of silicon application on leaf structure and physiological characteristics of Glycyrrhiza uralensis Fisch. and Glycyrrhiza inflata Bat. under salt treatmentEffects of Si and NaCl treatment on net photosynthetic rate (Pn, a), transpiration rate (Tr, b), intercellular CO2 concentration (Ci, c), and stomatal conductance (Gs, d) of two varieties of licorice. Results are mean for four replicates with different letters indicating differences at P < 0.05 by Duncan’s multiple comparison testsBack to article page