TY - RPRT TI - C 3 and C 4 biomass allocation responses to elevated CO 2 and nitrogen: contrasting resource capture strategies AU - K.P. White AU - J.A. Langley AU - Donald R. Cahoon AU - J.P. Megonigal PY - 2012 DO - 10.1007/s12237-012-9500-4 UR - https://pubs.usgs.gov/publication/70039693 ID - 70039693 ER -