2008 Joint Annual Meeting (5-9 Oct. 2008): Soil Carbon Dynamics
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744 Soil Carbon Dynamics



Wednesday, 8 October 2008: 8:10 AM
George R. Brown Convention Center, 370C
Presiding:
Harold Collins
8:10 AM
Introductory Remarks
8:15 AM
744-1
Long-Term Soil Carbon Changes After Conversion to Pine from corn in Central Mexico.
William R. Horwath, University of California, Davis; Armando Gomez G. Gomez, Colegio de Postgraduado
8:30 AM
744-2
Rhizosphere Microorganisms as a Factor in Temperature Sensitivity of SOC Decomposition.
Jessica Gutknecht, University of California Santa Cruz, Environmental Studies Department; Biao Zhu, University of California Santa Cruz, Environmental Studies Department; Mary Firestone, University of California-Berkeley; Weixin Cheng, University of California Santa Cruz, Environmental Studies Department
8:45 AM
744-3
Are Newly Biosynthesized Microbial Residues More Stable Than Extant in Soil Carbon Storage?.
Chao Liang, University of Wisconsin-Madison; Teri Balser, University of Wisconsin-Madison
9:00 AM
744-4
Temperature Effects on the Soil Microbial Decomposer Community and Decomposition Products.
Nathan Mellor, Colorado State University; Sherri Morris, Bradley University; Richard Conant, Colorado State University; Eldor Paul, Colorado State University
9:15 AM
744-5
Performance of Continuous CO2 Measurements in Soils: A Preliminary Assessment.
J.D. Streubel, Washington State University; Harold P. Collins, USDA-ARS-NPA-SPNRU; E. M. Perry, Washington State University; T. V. Elliott, Washington State University; S.L. Young, Washington State University; F.J. Pierce, Washington State University
9:30 AM
744-6
New Methods of Investigating Physical Protection of Soil Organic Matter.
Joel Gruver, Western Illinois University
9:45 AM
744-7
Potential Errors When Estimating Soil Organic Carbon Maintenance Requirements.
David Clay, South Dakota State University; Sharon Clay, South Dakota State University; Doug Malo, South Dakota State University; Tom Schumacher, South Dakota State University
10:00 AM
Break
10:15 AM
744-8
Estimating the Pace of Nitrogen Transformations in Old Growth Forest Plots Undergoing Long-Term Soil Organic Matter Manipulations.
Elizabeth A. Brewer, Oregon State University; David D. Myrold, Oregon State University
10:30 AM
744-9
Tillage and Crop Rotation Impact on Soil Microbial Activity.
Irfan Aziz, University of Arid Agriculture; T. Mahmood, University of Arid Agriculture; Y. Raut, The Ohio State University South Centers; Khandakar Islam, Ohio State University - OARDC
10:45 AM
744-10
CO2, CH4, and N2O Fluxes Are Affected by Elevated CO2, Water Availability and Species Composition in a Greenhouse Study.
Feike A. Dijkstra, USDA-ARS; Jack A. Morgan, USDA-ARS; Daniel R. LeCain, USDA-ARS; Ronald Follett, USDA-ARS
11:00 AM
744-11
Cover Crop, Amendment, and Tillage Effects on Decomposers, Nematodes, and Collembolans in An Organic Vegetable System.
Douglas Collins, Washington State University; Craig Cogger, Washington State University; Ann Kennedy, USDA-ARS; Tom Forge, Agriculture and Agri-Food Canada; Harold Collins, USDA-ARS-NPA-SPNRU; Andy Bary, Washington State University; Elin Maki, University of Idaho
11:15 AM
744-12
Linking C and N Cycling to Microbial Function within Soil Microenvironments in Cover Crop Systems.
Angela Kong, University of California, Davis; Kate Scow, University of California, Davis; Krassimira Hristova, University of California, Davis; Johan Six, University of California, Davis
11:30 AM
744-13
Testing the Accuracy of the Chloroform Fumigation-Extraction Method for Determining Microbial Biomass C in Soils.
Daniel S. Alessi, University of Notre Dame; Dana M. Cox, Concordia College; Jeremy B. Fein, University of Notre Dame
11:45 AM
744-14
The Biochar Effects on Chemical and Biological Characteristics of Organic Matter in Degraded Soil.
Marina Moura Morales, State University of São Paulo/UNESP, Faculdade de Ciências Agronômicas; Iraê Amaral Guerrini, State University of São Paulo/UNESP, Faculdade de Ciências Agronômicas; Nicholas B. Comerford, University of Florida; Marcela Borghi Olenscki, State University of São Paulo/UNESP, Faculdade de Ciências Agronômicas
12:00 PM
Adjourn
See more of: S03 Soil Biology & Biochemistry
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