Variation of fluxes of water vapor, sensible heat and carbon dioxide above winter wheat and maize canopies

ZHANG Yongqiang, SHEN Yanjun, YU Qiang, LIU Changming, A. Kondoh, TANG Changyuan, SUN Hongyong, JIA Jinsheng

Journal of Geographical Sciences . 2002, (3): 295 -300 .