Gary Varvel

USDA-Agricultural Research Service
Agroecosystem Management Research Unit
1945 N. 38th Street, UNL - East Campus
Lincoln, NE
USA 68583-0938
Email: gary.varvel@ars.usda.gov

Papers:
236-6 Soil Profile Organic Carbon as Affected by Tillage and Cropping Systems.
338-2 Potential Greenhouse Gas Emissions From Two Switchgrass Cultivars Under Different N Fertilization Rates.