Thursday, November 8, 2007: 8:55 AM
Convention Center, Room 218, Second Floor
344: More about Soil Organic Matter
Sponsor:S03 Soil Biology & Biochemistry
Presiding:Terry J. Gentry, Texas A&M University
8:55 AM Introductory Remarks
9:00 AM344-1Tillage, Cropping System, and Nitrogen Fertilization Source Effects on Soil Carbon Fractions.
Upendra M. Sainju, NPARL ARS-USDA, Zachary N. Senwo, Alabama A&M University, Ermson Z. Nyakatawa, Alabama A&M University, Irenus A. Tazisong, Alabama A&M University, Chandra Reddy, Alabama A&M University
9:15 AM344-2Soil Biophysical C Sequestration in Response to Tillage.
Alan Sundermeier, Ohio State University - OARDC, Khandakar Islam, Ohio State University - OARDC, Warren A. Dick, Ohio State University - OARDC, Randall Reeder, Food, Agricultural and Biological Engineering, The Ohio State University
9:30 AM344-3Natural 13C Abundance in No-till Soils: An Indicator of Management Effect on Soil Carbon Stabilization.
Soraya Alvarado, University of Kentucky, J. H. Grove, University of Kentucky, H.D. Rowe, University of Kentucky
9:45 AM344-4Carbon Decomposition Patterns of 13C Labeled Rice and Wheat Roots and Shoots under Field Conditions.
Sanjay K. Gami, Cornell University, John Duxbury, Cornell University, Julie Lauren, Cornell University
10:00 AM344-5Factors controlling C mineralization in the subsoil.
Clemence Salome, INRA, Claire Chenu, AgroParisTech Bioemco, Naoise Nunan, CNRS
10:15 AM Break
10:30 AM344-6Can Physical Protection Attenuate Temperature Sensitivity of Soil Organic Matter Dynamics?.
Alain F. Plante, University of Pennsylvania, Alexandra Kougentakis, University of Pennsylvania, Aslihan Sen, University of Pennsylvania, Charles Slominski, University of Pennsylvania, Johan Six, University of California-Davis, Richard Conant, NREL, Colorado State University
10:45 AM344-7Predicting Soil Carbon Dynamics in Long-term Agricultural Experiments across North America using the CQESTR model.
Hero T. Gollany, USDA-ARS, Yi Liang, USDA-ARS, Ron W. Rickman, Retired, Stephan Albrecht, USDA-ARS, Ronald Follett, USDA-ARS, Wallace Wilhelm, USDA-ARS, Jeffrey Novak, USDA-ARS, Clyde L. Douglas Jr., Retired
11:00 AM344-8Interpreting Protection Mechanisms and Potential Saturation of Soil Organic Carbon: A Functional-Pool Model.
Gabe Olchin, Colorado State University, Keith Paustian, Colorado State University, Johan Six, University of California Davis
11:15 AM Adjourn

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