Jerry L. Hatfield
USDA-ARS National Laboratory for Agriculture and the Environment2110 University Boulevard
Ames, IA
USA 50011
Email: jerry.hatfield@ars.usda.gov
			
			
			Papers:
			
				7:15 PM, 
				 Nitrous Oxide Emission From Corn Fields in Iowa for the Last 10 Years On County Level Data.