Extracting the canopy structure parameters using hemispherical photography method Modeling stem and branch biomass of Tamarix spp. in the marine protected area in Changyi, China Estimation of forest aboveground biomass using high spatial resolution remote sensing imagery Morphological investigation of desert shrubs of China’s Junggar Basin based on allometric theory A STUDY ON CALCULATING PROPORTIONAL COEFFICIENT OF CROWN AREA AND DETERMINING STANDARD DENSITY (STEM NUMBER) OF PURE ARTIFICIAL EVEN AGED STAND