PublicationPublication Type: Journal Article Authors: Smith, Tomorra E; Randall K Kolka; Xiaobo Zhou; Matthew J. Helmers; Richard M Cruse; Mark D Tomer Source: Biogeochemistry, Volume 120, p.121-132 (2014) ISBN: 0168-2563 URL:https://doi.org/10.1007/s10533-014-9985-y