TY - JOUR A1 - Trumper, M. L. A1 - Griffin, D. A1 - Hobbie, S. E. A1 - Howard, I. M. A1 - Nelson, D. M. A1 - Reich, P. B. A1 - McLauchlan, K. K. T1 - Century-scale wood nitrogen isotope trajectories from an oak savanna with variable fire frequencies JO - Biogeosciences J1 - BG VL - 17 IS - 18 SP - 4509 EP - 4522 Y1 - 2020/09/15 PB - Copernicus Publications SN - 1726-4189 UR - https://bg.copernicus.org/articles/17/4509/2020/ L1 - https://bg.copernicus.org/articles/17/4509/2020/bg-17-4509-2020.pdf DO - 10.5194/bg-17-4509-2020 ER -