Belowground Contributions from Dryland Switchgrass and No-till Maize to Soil Organic C and N after 9 Years of N and Harvest Treatments.
Catherine E. Stewart1, Ronald F. Follett2, Elizabeth Pruessner2, Gary E. Varvel3, Kenneth P. Vogel4 and Robert B. Mitchell5, (1)Soil Management and Sugar Beet Research, USDA-ARS, Fort Collins, CO, (2)Soil Plant Nutrient Research, USDA-ARS, Fort Collins, CO, (3)Agroecosystem Management Research Unit, USDA-ARS, Lincoln, NE, (4)Grain, Forage, and Bioenergy Research Unit, USDA-ARS, Lincoln, NE, (5)USDA-ARS, Lincoln, NE