Nitrite-driven Nitrous Oxide Production Under Aerobic Soil Conditions. (Link to PDF) Presented at Soil Science Society of America Annual Meeting, New Orleans, LA. November 6, 2007.

Agricultural Nitrous Oxide Emissions: Importance, Uncertainty, and Relevance to Water Quality. (Link to PDF) Presented to Water Resources Science group, University of Minnesota, St. Paul, MN. April 17, 2009.

Accuracy and Precision Analysis of Chamber-Based Nitrous Oxide Gas Flux Estimates.  (Link to PDF) Presented at Soil Science Society of America Annual Meeting, Pittsburgh, PA. November 4, 2009.

 

Nitrous Oxide Emissions in Corn/Soybean Systems: Fertilizer Management and Rotation Effects. (Link to PDF) Presented at American Geophysical Union Fall Meeting, San Francisco, CA. December 16, 2009.

 

Arpil 2010 Experts Meeting - Technical Working Group on Agricultural Greenhouse Gases (T-AGG) (Link to PDF) Summary of all presentations, Chicago, IL. April 22-23, 2010.

 

The Leaking Soil Nitrogen Cycle and Rising Atmospheric N₂O: Is There Anything We Can Do To Cap the Well? (Link to PDF) Presented at UC Davis Agricultural Sustainability Institute, Davis, CA. February 24, 2011.

 

Management Impacts on Nitrous Oxide Emissions from Cropping Systems in Minnesota. (Link to PDF). Presented at Spring Seminar Series, Dept. Soil, Water and Climate, University of Minnesota, St. Paul, MN. April, 20, 2011.

 

Improved Measurement, Monitoring, and Mitigation of N₂O Emissions and Related N Losses from Intensively Fertilized Agro-ecosystems. (Link to PDF). Presented at USDA-NIFA Air Quality Program Project Directors’ Meeting, Washington, D.C.  June 6, 2011.

 

Numerical Techniques for Correction of Biases in Greenhouse Gas Fluxes Determined Using Non-Steady State Chamber Methods. (Link to PDF). Presented at Soil Science Society of America 2011 Annual Meeting, San Antonio, TX. October 18, 2011.

 

Nitrogen Fertilizer Management Effects on Soil Processes Affecting Nitrous Oxide Production. (Link to PDF). Presented at Soil Science Society of America 2011 Annual Meeting, San Antonio, TX. October 18, 2011.