446

The Use of Plant and Earthworms for Evaluation of Iron-based Remediation of Arsenic Contaminated Soils.

Felicia P. Armstrong, Youngstown State Univ.

447

Arsenic Speciation and Distribution in a Paddy Land and its Adjacent Dry Land - Implications for the Origins and Redox Behaviors of Arsenic.

Shan-Li Wang, National Chung Hsing University; Jang-Hung Huang, National Chung Hsing University; Wen-Jing Wu, National Chung Hsing University; Jyh-Fu Lee, National Synchrotron Radiation Research Center

580-3

448

Ionic Strength Effects on Selenite Reduction Kinetics by Elemental Iron.

Donglin Huang, West Virginia University; Louis M. McDonald, West Virginia University

580-4

449

Surface Reactions at the Aluminum-Water Treatment Residual/Solution Interface as Determined by Flow Calorimetry and Phosphorus Modeling.

Michael K. Miyittah, University of Florida; Dean Rhue, University of Florida; Jack Rechcigl, University of Florida; Craig Stanley, University of Florida

580-5

450

Differentiation Between Adsorbed and Precipitated Sulfate in Soils and at Micro-Sites of Soil Aggregates by Sulfur K-Edge XANES.

Joerg Prietzel, Chair of Soil Science,Tech.Univ.-Munich; J.ürgen Thieme, Institute of X-ray physics, University of Goettingen; Andrea Herre, Technical University of Berlin; Murielle Salomé, X-Ray Microscopy Beamline ID 21, European Synchrotron Radiation Facility; Diane Eichert, X-Ray Microscopy Beamline ID 21, European Synchrotron Radiation Facility

580-6

451

Binding Mechanism of Fe(III) in Organic Matter as Affected by Mode of Addition.

Amanda J. Morris, North Carolina State University; Dean Hesterberg, North Carolina State University

580-7

452

XANES Spectra of Metal Phytate Compounds.

Zhongqi He, USDA-ARS; C. Wayne Honeycutt, USDA-ARS; Tiequan Zhang, Agriculture and Agri-Food Canada; Zhi-qing Lin, Southern Illinois University

580-8

453

Effect of Organic Matter on Reductive Phosphate Dissolution from Poorly-Crystalline Fe/Al-Hydroxide Coprecipitates.

Yu Ting Liu, North Carolina State University; Dean Hesterberg, North Carolina State University

580-9

454

Phosphorus Forms in Forest Soils Impacted by Prescribed Burning and Logging.

Thilini D. Ranatunga, Alabama A&M University; Robert Taylor, Alabama A&M University; William Bleam, University of Wisconsin-Madison

580-10

455

Isothermal Titration Calorimetry for Estimating Phosphorus Adsorption and Desorption Potential from Soils.

C.J. Penn, Oklahoma State University; J.G. Warren, Oklahoma State University; L. Fultz, Oklahoma State University

580-11

456

Phosphorus and Metal Distribution in Soil Aggregate Fractions from Poultry Litter Applied Soils.

Thilini D. Ranatunga, Alabama A&M University; Seshadri S. Reddy, Alabama A&M University; Chandra Reddy, Alabama A&M University; Robert W. Taylor, Alabama A&M University

580-12

457

Impacts of Dietary Modification in Animal and Manure Sources on Total P, Water Soluble P, Acid Soluble P, and Organic forms of P.

Branly Eugene, Purdue University-Agronomy Dept.; Brad Joern, Purdue University-Agronomy Dept.

580-13

458

The Transformation of Phosphorus Forms during Co-composting of Sewage Sludge and Wheat Straw.

C. Jia, Northwest A & F University; Z.Q. Zhang, Northwest A & F University; J. Kang, Northwest A & F University; Jim Wang, Louisiana State University

580-14

459

Evaluation of Amendment Techniques for Remediating Water Quality of Surface Runoff from Manure-Impacted Soils.

Theophilus Udeigwe, Louisiana State University; Jim Wang, Louisiana State University; Hailin Zhang, Oklahoma State University

2008 Joint Annual Meeting (5-9 Oct. 2008): Oxyanions in Soil Environments: I (Posters)

580 Oxyanions in Soil Environments: I (Posters)