Session: Soil Biogeochemistry of Redox Driven Processes and Effects on Chemical Cycling of Nutrients and Contaminants: I (ASA, CSSA and SSSA International Annual Meetings (2015))

396 Soil Biogeochemistry of Redox Driven Processes and Effects on Chemical Cycling of Nutrients and Contaminants: I

Oral Session

SSSA Division: Soil Chemistry

Cosponsor(s):

Soils & Environmental Quality

Wednesday, November 18, 2015: 1:00 PM-4:05 PM

Minneapolis Convention Center, 101 H

Organizers:

Daniel G. Strawn and Zhenli He

Moderator:

Zhenli He

1:00 PM

Introductory Remarks

1:05 PM

396-1

Uptake of Organic Arsenic Species By Rice.
Matt Limmer, University of Delaware; Angelia L. Seyfferth, University of Delaware

1:20 PM

396-2

Rhizoreduction of Arsenate and Chromate in Australian Native Vegetation.
Nanthi S. Bolan, University of South Australia

1:35 PM

396-3

Taking the Next Step: Exploration of Naturally Produced, Organic Compounds to Alter the Mobility and Lability of Soil Elements.
Joseph J. Weeks Jr., Kansas State University; Ganga M. Hettiarachchi, Kansas State University

1:50 PM

396-4

Arsenite and Arsenate Sorption to Biogenic Iron (Oxyhydr)Oxides Formed in Natural and Laboratory Environments.
Tyler Sowers, North Carolina State University; Andrew Hays Whitaker, North Carolina State University; Megan Y. Andrews, North Carolina State University; Matthew Polizzotto, North Carolina State University; Owen Duckworth, North Carolina State University

Audio File Recorded Presentation

2:05 PM

396-5

Characterize Organic and Reduced Inorganic Sulfur in Soils By Multi-Element Scanning Thermal Analysis (MESTA).
Yuch Ping Hsieh, Florida A&M University

Audio File Recorded Presentation

2:20 PM

Break

2:35 PM

396-6

Iron (hydroxide) Charging and Chromium Fate during Rapid Redox Cycling.
Elizabeth Tomaszewski, University of Wisconsin - Madison; Matthew A. Ginder-Vogel, University of Wisconsin-Madison

Audio File Recorded Presentation

2:50 PM

396-7

Organic Matter Chemistry in Floodplain Soils and Sediments – Implications for Uranium Retention.
Kristin Boye, SLAC National Accelerator Laboratory; Vincent Noël, SLAC National Accelerator Laboratory; Malak Tfaily, Pacific Northwest National Labs; Sharon Bone, SLAC National Accelerator Laboratory; John Bargar, SLAC National Accelerator Laboratory; Scott Fendorf, Stanford University

3:05 PM

396-8

Impacts of Increased Soil Si on Fe Mineral Composition and As Cycling in Rice Paddies.
Angelia L. Seyfferth, University of Delaware; Andrew H Morris, Pennsylvania State University; Kelli Kearns, University of Delaware; Jessica N Mann, University of Delaware; William Teasley, University of Delaware; Matt Limmer, University of Delaware; Douglas Amaral, University of Delaware

Audio File Recorded Presentation

3:20 PM

396-9

Impact of Redox Cycling on Fe (hydr)Oxide Transformations and Organic Matter Degradation.
Jacqueline Mejia, University of Wisconsin - Madison; Eric E Roden, University of Wisconsin Madison; Matthew A. Ginder-Vogel, University of Wisconsin-Madison

Audio File Recorded Presentation

3:35 PM

396-10

Impact of Soil Organic Carbon on Arsenic Transformation Following Msma Application to Two Soils Using Modeling Approach.
Ling Ou, Purdue University; Travis W Gannon, North Carolina State University; Dean L. Hesterberg, North Carolina State University; Longshaokan Wang, North Carolina State University; Kaitlyn Hamlett, North Carolina State University; Matthew Polizzotto, North Carolina State University

Audio File Recorded Presentation

3:50 PM

396-11

Urea Hydrolysis in Soils: Enhancement and Inhibition By Ascorbic, Gallic, Benzoic, and Cinnamic Acids.
Kristin A. Fisher, University of Maryland; Bruce R. James, University of Maryland

Audio File Recorded Presentation

4:05 PM

Adjourn

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