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67 Subsurface Fate and Transport of Agricultural Contaminants (Posters)

Poster Session
Joint Sessions

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Tuesday, 7 October 2008: 8:00 AM-6:00 PM
George R. Brown Convention Center, Exhibit Hall E

Presiding:
Christopher Green , Thomas Harter and Jan Fleckenstein
67-1
Poster #22
Field Evaluation of Preferential Flow In Agricultural Soils of the Mississippi Delta
Kim Perkins; John R. Nimmo, USGS; Richard H. Coupe, U. S. Geol Survey; Claire E. Rose, U. S. Geol Survey; Michael A. Manning, U. S. Geol Survey
67-2
Poster #23
An Advection-Diffusion Model for Observed Solid Phase Transport of Roxarsone by Earthworms
Aaron K. Covey, Vanderbilt University; Kaye Savage, Vanderbilt University; David J. Furbish, Vanderbilt University
67-3
Poster #24
Nitrate, Ammonium, and Phosphate Fluxes to Subsurface Drains In the Eastern Cornbelt: N Source and Rotation
Guillermo Hernandez; Sylvie Brouder, Purdue University; Matthew Ruark, University of CA, Davis; Ronald Turco, Purdue University
67-4
Poster #25
Mitigating Nitrate Levels in Agricultural Runoff with Barrier Crops
Florence Cassel Sharma, California State University, Fresno; Dave Goorahoo, California State University, Fresno; Diganta Adhikari, California State University, Fresno; David Zoldoske, California State University, Fresno
67-5
Poster #26
Nitrogen Loading in Soils Irrigated with Tertiary Treated Municipal Wastewater
Dave Goorahoo, California State University, Fresno; Florence Cassel Sharma, California State University, Fresno; Diganta Adhikari, California State University, Fresno; David Zoldoske, California State University, Fresno
67-6
Poster #27
Impacts of Land Use Change on Unsaturated Zone Nitrate Cycling in the Southern High Plains, USA
R Reedy, The University of Texas at Austin; Bridget R. Scanlon, Univ of Texas at Austin
67-7
Poster #28
Unsaturated Zone Profiles Linking Land Surface Applications and Groundwater Nitrate Contamination: Case Studies Seymour Aquifers, Texas
Jeffrey Olyphant, University of Texas at Austin; Bridget R. Scanlon, Univ of Texas at Austin
67-8
Poster #29
Fate and Transport of Inorganic Nitrogen along Groundwater Flow Paths in a Coastal Aquifer System
James J. Connors Jr, University of South Alabama
67-9
Poster #30
Nitrate Reaction Rates and Stable Isotope Fractionation In An Alluvial Fan Aquifer, San Joaquin Valley, CA
Christopher Green, US Geological Survey; Barbara A. Bekins, U.S. Geological Survey
67-10
Poster #31
Subsurface Pathways Dominate Streamflow Generation and Agrochemical Contamination in a Semi-Arid Agricultural Watershed: A Long-Term Environmental-Tracer Study
Bryan G. Moravec, Washington State University; C. Kent Keller, Washington State University; Jeffrey Smith, Washington State University; R. David Evans, Washington State University
67-11
Poster #32
Recovery of Hyporheic Denitrification Potential Following Maintenance Events in Agriculturally Modified Streams
Joyce Anne Harris, Illinois State University; Stephen Van der Hoven, Illinois State University
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