作者: L. Zhang , L. Ji , B. K. Wylie , T. Gilmanov , L. L. Tieszen
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摘要: U.S. Geological Survey December 2007 Empirically modeling carbon fluxes over the northern Great Plains grasslands Li Zhang1, Bruce Wylie1, Lei Ji1, Tagir Gilmanov2, and Larry L. Tieszen3 1SAIC, contractor to (USGS) Center for Earth Resources Observation Science (EROS), Sioux Falls, SD, USA. lizhang@usgs.gov. Work performed under USGS contract 03CRCN0001. 2South Dakota State University, Brookings, SD 57007, USA 3USGS/EROS, 57198,