TY - JOUR A1 - Keppler, F. A1 - Kalin, R. M. A1 - Harper, D. B. A1 - McRoberts, W. C. A1 - Hamilton, J. T. G. T1 - Carbon isotope anomaly in the major plant C1 pool and its global biogeochemical implications JO - Biogeosciences Discuss. J1 - BGD VL - 1 IS - 1 SP - 393 EP - 412 Y1 - 2004/08/18 PB - Copernicus Publications SN - 1810-6277 UR - http://www.biogeosciences-discuss.net/1/393/2004/ L1 - http://www.biogeosciences-discuss.net/1/393/2004/bgd-1-393-2004.pdf ER -