Abstract
JOURNAL OF GEOPHYSICAL RESEARCH,
VOL. 111,
D15S90,
7 PP., 2006
doi:10.1029/2005JD006493
Modeling CO2 source-sink and flux over broadleaved Koreanpine forest in Changbai Mountain using inverse Lagrangian dispersion analysis
Institute of Applied Ecology, Chinese Academy of Sciences, Shenyang, China
Graduate School of the Chinese Academy of Sciences, Beijing, China
Department of Applied Meteorology, Nanjing University of Information Science and Technology, Nanjing, China
Institute of Applied Ecology, Chinese Academy of Sciences, Shenyang, China
Institute of Applied Ecology, Chinese Academy of Sciences, Shenyang, China
Institute of Applied Ecology, Chinese Academy of Sciences, Shenyang, China
Institute of Applied Ecology, Chinese Academy of Sciences, Shenyang, China
Vertical source/sink strengths distributions and net flux of carbon dioxide (CO2) within and above a broadleaved Koreanpine forest canopy were modeled by inverse Lagrangian dispersion analysis method using only mean concentration profiles measured in Changbai mountain research station of China. The model results compared well with eddy covariance CO2 flux measurements above the canopy, and the average correlation coefficient is 0.89; however, the model overestimated nocturnal CO2 flux about two to three times larger than those measured results. The time-depth evolutions of CO2 source/sink strength and the relationship between CO2 flux and photosynthetically active radiation (PAR) were also discussed.
Received 13 July 2005; accepted 18 April 2006; published 4 August 2006.
Citation: (2006), Modeling CO2 source-sink and flux over broadleaved Koreanpine forest in Changbai Mountain using inverse Lagrangian dispersion analysis, J. Geophys. Res., 111, D15S90, doi:10.1029/2005JD006493.
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