Characteristics of energy and mass exchanges in the wheat field of Lhasa, Xizang (Tibet)

The experiment on energy and mass exchanges, which include CO2 flux, water evapotranspiration, sensible heat, net radiation and soil heat flux, was conducted in the wheat field of Lhasa, Xizang. The result was analyzed and compared with those obtained in the wheat fields of other two climatic regions. The canopy net photosynthesis rate in the Xizang Plateau is the largest in the three climatic regions. The canopy net photosynthesis rate …