Landscape-scale estimation of denitrification rates and nitrous oxide to dinitrogen ratio at Georgia and Pennsylvania LTAR sites
Curtis J Dell1,2, Peter M Groffman3, Tim Strickland4, Peter J A Kleinman5, David D Bosch6 and Ray Bryant5, (1)USDA Agricultural Research Service New England Plant, Soil and Water Research Laboratory, East Wareham, MA, United States, (2)USDA-ARS, Pasture Systems and Watershed Management Research Unit, University Park, PA, United States, (3)Cary Inst Ecosystem Studies, Millbrook, United States, (4)USDA ARS, Tifton, GA, United States, (5)USDA-ARS Pasture Systems and Watershed Management Research Unit, University Park, PA, United States, (6)USDA, ARS, Tifton, United States