A study on sap flow of Juglans mandshurica of growth season in deciduous broad leaf forest Beijing Mountain area Effect of thinning on Platycladus orientalis plantation and the diversity of undergrowth vegetation Time lag effects of rainfall inside a Platycladus Orientalis plantation forest in the Beijing Mountain Area, China Research on changes of dynamic characteristics of rainfall though Platycladus Orientalis plantation canopy in Beijing Mountain Area Evaluation of Water Conservation Function in Mountain Forest Areas of Beijing Based on InVEST Model Relationships between dominant arbor species distribution and environmental factors of shelter forests in the Beijing mountain area The Forest Ecosystem Services and Their Valuation of Beijing Mountain Areas Establishment and Application of Site Index Table for Pinus tabulaeformis Plantation in the Low Elevation Area of Beijing The density effect of Platycladus orientalis plantation in Beijing area