Comparative Studies on the Physiological and Biochemical Characteristics of Two Paeonia suffruticosa Varieties under Water Stress Phenotypic plasticity of growth and morphology in Mosla chinensis responds to diverse relative soil water content Effects of Soil Water Content Level on Net Photosynthetic Rate and ChlorophyllFluorescence Parameters in Pistachio Leaves Effects of Soil Water Content Level on Net Photosynthetic Rate and ChlorophyllFluorescence Parameters in Pistachio Leaves