Wednesday, 9 November 2005: 1:25 PM
Convention Center,, Ballroom I, Lower Level
271: Symposium--Humic Substances as Environmental Sorbents: III
Sponsor:S02 Soil Chemistry
Presidings:Baoshan Xing, Department of Plant, Soil, and Insect Sciences, University of Massachusetts
Eugene Leboeuf, Vanderbilt University
1:25 PM Introductory Remarks
1:30 PM271-1Humic Complexants as Dynamic Combinatorial Systems. 
Cooper H. Langford, University of Calgary, Joseph R. Melton, University of Calgary, John Murimboh, Acadia University
2:00 PM271-2Metal-DOM interactions: The effects of molecular size.
Fengchang Wu, Institute of Geochemistry, Chinese Academy of Sciences, Yingchen Bai, Institute of Geochemistry, Chinese Academy of Sciences, Liying Wang, Institute of Geochemistry, Chinese Academy of Sciences, Pingqing Fu, Institute of Geochemistry, Chinese Academy of Sciences, Wen Li, Institute of Geochemistry, Chinese Academy of Sciences
2:15 PM271-3Adsorption of Radon on Soil Organic Particulates. 
Barbara-Ann Lewis, Northwestern University
2:30 PM271-4Tannate-Induced Structural Perturbation of Aluminum Hydroxides and the Impact on Cadmium Adsorption Kinetics.
G. Yu, Dept. of Soil Science, Univ. of Saskatchewan, U.K. Saha, Dept. of Soil Science, Univ. of Saskatchewan, L.M. Kozak, Dept. of Soil Science, Univ. of Saskatchewan, P. M. Huang, Dept. of Soil Science, Univ. of Saskatchewan
2:45 PM271-5Reductive Release of Iron and Manganese from Dissolved Organic Matter-Promoted Soil Weathering.
Mingxin Guo, Delaware State University
3:00 PM Discussion
3:20 PM Break
3:40 PM271-6The Highly Flexible Nature of NMR and its Application to the Study of NOM.
Robert Cook, Louisiana State University, Naser Elayan, Southern University at Baton Rouge, Charisma Lattao, Louisiana State University, Justin Birdwell, Louisiana State University
3:55 PM271-7The Amorphous Nature of Soil Organic Matter.
Gabriele Schaumann, Technische Universität Berlin
4:10 PM271-8The role of lipid fraction on structural and sorption characteristics of soil organic matter.
James Rice, South Dakota State University, Gabriela Chilom, South Dakota State University, Guangwei Ding, South Dakota State University
4:25 PM271-9Nature and Genesis of Soil Humic Substances.
David Laird, National Soil Tilth Laboratory, Dean A. Martens, USDA-ARS Southwest Watershed Research Center, Mark Chappell, Iowa State University, Robert Wershaw, U.S. Geological Survey
4:40 PM Panel Discussion
5:00 PM Adjourn

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