PublicationPublication Type: Journal Article Authors: Javed Iqbal; Timothy B. Parkin; Matthew J. Helmers; Xiaobo Zhou; Michael J. Castellano Source: Soil Science Society of America Journal, Volume 79 (2015) Tags: denitrificationperennial cropsnitrous oxideannual cropsFile: 2014 Iqbal et al. SSSAJ.pdf