The leaf stoma non-saturation condition is considered to calculate the evapotranspiration,and the root absorption model is revised as well.

• 对植被内部湍流交换的物理过程作了深入研究，特别考虑了叶片气孔为非饱和水汽条件下的交换情况，并且给出了修正后的根系吸水模式。