Study on the water physio-ecological characteristics of Populus beijingensis The change of water parameters in Tetraena mongolica with season and habitat Studies on Water Parameters in Pinus massoniana Seedlings of Different Families The relationship between the activities of protecting enzymes and water parameters from pressure-volume curves in six tree species DROUGHT RESISTANCE INDEX OF 6 TREE SPECIES IN THE LOESS REGION Comparative Study of the Effects of Four Divalent Metal Chlorides on the Physiological Parameters of Maize Seedlings Preliminary study on water parameters of Populus euphratica and P.pruinosa by using P-V curve A STUDY ON WATER PHYSIOLOGY AND QUANTITY OF DROUGHT RESISTANCE OF SEVERAL TREES IN THE HILLY LOESS REGION IN THE WEST OF SHANXI PROVINCE Study on Water Parameters with PV Curves in Eight Poplar Clones RESPONSES OF PHOTOSYNTHESIS AND PV-PARAMETERS TO WATER STRESS IN POPLAR CLONE SEEDLINGS The Response of Pressure-volume Curve Water Parameters of Four Desert Shurb Seedlings to Drought Stress Analysis of Water Management Strategy for Larix gmelinii