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93 Chemical and Biological Controls On Metal Bioavailability: I

Oral Session
S02 Soil Chemistry
General cationic metals
Cosponsor(s):

Soil Biology & Biochemistry

Monday, November 2, 2009: 9:55 AM-11:00 AM
Convention Center, Room 330, Third Floor

Organizer:
Javier Gonzalez
9:55 AM
Introductory Remarks
10:00 AM
93-1
Effects of Soil Drying On Concentrations and Speciation of Metals and Dissolved Organic Matter in Weak Salt Extracts of Sandy Soils.
Gerwin Koopmans, Alterra; Jan Groenenberg, Alterra
Audio File
10:15 AM
93-2
Rhizosphere Microbial Activities Enhance Heavy Metal Bioavailability and Plant Uptake.
Tarah Sullivan, Cornell Univ.; Janice Thies, Cornell Univ.
Audio File Recorded presentation
10:30 AM
93-3
Speciation and Release Kinetics of Cadmium in Alkali and Acidic Paddy Soils: Application of X-Ray Absorption Spectroscopy (XAS).
Saengdao Khaokaew, Univ. of Delaware; Paul Northrup, Beamline X15B, Brookhaven National Lab.; Rufus L. Chaney, USDA-ARS; Matthew Ginder-Vogel, Dep. of Plant and Soil Sciences and the Center for Critical Zone Res.; Donald Sparks, Univ. of Delaware
10:45 AM
93-4
Understanding Biogeochemical Transformations of Trace Elements in Multi Metal-Rich Geomaterials Under Stimulated Redox Conditions.
Ganga Hettiarachchi, Kansas State Univ.; Ravinder Pannu, Kansas State Univ.; Gary Pierzynski, Kansas State Univ.; Kirk Scheckel, USEPA; Charles Rice, Kansas State Univ.
Audio File Recorded presentation
11:00 AM
Adjourn
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