2008 Joint Meeting of The Geological Society of America, Soil Science Society of America, American Society of Agronomy, Crop Science Society of America, Gulf Coast Association of Geological Societies with the Gulf Coast Section of SEPM
Session No. 67 Tuesday, 7 October 2008
8:00 AM-6:00 PM, George R. Brown Convention Center: Exhibit Hall E

J21. Subsurface Fate and Transport of Agricultural Contaminants (Posters) (GSA Hydrogeology Division; GSA Geology and Society Division; S02 Soil Chemistry; S06 Soil & Water Management & Conservation; S11 Soils & Environmental Quality)

Authors will be present from 2:45 to 4:45 PM
 Paper #Booth #
67-122Field Evaluation of Preferential Flow In Agricultural Soils of the Mississippi Delta: PERKINS, Kim S.1, NIMMO, John R.2, COUPE, Richard H.3, ROSE, Claire E.4, and MANNING, Michael A.3, (1) USGS, 345 Middlefield Rd, MS-421, Menlo Park, CA 94025, kperkins@usgs.gov, (2) USGS, 345 Middlefield Rd, MS-421, Menlo Park, CA 94025, (3) U. S. Geol Survey, 308 South Airport Road, Pearl, MS 39208-6649, (4) U. S. Geol Survey, Pearl, MS 39208-6649
67-223An Advection-Diffusion Model for Observed Solid Phase Transport of Roxarsone by Earthworms: COVEY, Aaron K., SAVAGE, Kaye S., and FURBISH, David J., Earth and Environmental Sciences, Vanderbilt University, VU Station B 35-1705, 2301 Vanderbilt Place, Nashville, TN 37235-1705, a.covey@vanderbilt.edu
67-324Nitrate, Ammonium, and Phosphate Fluxes to Subsurface Drains In the Eastern Cornbelt: N Source and Rotation: HERNANDEZ-RAMIREZ, Guillermo1, BROUDER, Sylvie M.2, RUARK, Matthew3, and TURCO, Ronald F.2, (1) USDA-ARS National Soil Tilth Laboratory, Ames, IA 50011-3120, Guillermo.Hernandez@ARS.USDA.GOV, (2) Agronomy, Purdue University, 915 West State Street, West Lafayette, IN 47907-2054, (3) Plant Sciences Department, University of CA, Davis, 1 Shields Ave, Davis, CA 95616
67-425Mitigating Nitrate Levels in Agricultural Runoff with Barrier Crops: CASSEL S, Florence1, GOORAHOO, Dave2, ADHIKARI, Diganta1, and ZOLDOSKE, David1, (1) Center for Irrigation Technology, California State University, Fresno, 5370 N. Chestnut Ave., M/S OF18, Fresno, CA 93740, fcasselss@csufresno.edu, (2) Plant Science Department, California State University, Fresno, 2415 E. San Ramon Ave., M/S AS72, Fresno, CA 93740
67-526Nitrogen Loading in Soils Irrigated with Tertiary Treated Municipal Wastewater: GOORAHOO, Dave1, CASSEL S, Florence2, ADHIKARI, Diganta2, and ZOLDOSKE, David2, (1) Plant Science Department, California State University, Fresno, 2415 E. San Ramon Ave., M/S AS72, Fresno, CA 93740, dgooraho@csufresno.edu, (2) Center for Irrigation Technology, California State University, Fresno, 5370 N. Chestnut Ave., M/S OF18, Fresno, CA 93740
67-627Impacts of Land Use Change on Unsaturated Zone Nitrate Cycling in the Southern High Plains, USA: REEDY, Robert C., Jackson School of Geosciences, The University of Texas at Austin, 10100 Burnet Rd, Bldg 130, Austin, TX 78758-4445, bob.reedy@beg.utexas.edu and SCANLON, Bridget R., Jackson School of Geosciences, Univ of Texas at Austin, 10100 Burnet Rd, Bldg. 130, Austin, TX 78758
67-728Unsaturated Zone Profiles Linking Land Surface Applications and Groundwater Nitrate Contamination: Case Studies Seymour Aquifers, Texas: OLYPHANT, Jeffrey, Jackson School of Geosciences, University of Texas at Austin, Austin, TX 78705, jolyphan@mail.utexas.edu and SCANLON, Bridget R., Jackson School of Geosciences, Univ of Texas at Austin, 10100 Burnet Rd, Bldg. 130, Austin, TX 78758
67-829Fate and Transport of Inorganic Nitrogen along Groundwater Flow Paths in a Coastal Aquifer System: CONNORS, James J. Jr, Earth Sciences, Geology, University of South Alabama, LSCB 136, Mobile, AL 36688, jconnors@usouthal.edu
67-930Nitrate Reaction Rates and Stable Isotope Fractionation In An Alluvial Fan Aquifer, San Joaquin Valley, CA: GREEN, Christopher, US Geological Survey, 345 Middlefield Rd, Menlo Park, CA 94025, ctgreen@usgs.gov and BEKINS, Barbara A., U.S. Geological Survey, 345 Middlefield Road, Menlo Park, CA 94025
67-1031Subsurface Pathways Dominate Streamflow Generation and Agrochemical Contamination in a Semi-Arid Agricultural Watershed: A Long-Term Environmental-Tracer Study: MORAVEC, Bryan G.1, KELLER, C. Kent1, SMITH, Jeffrey L.2, and EVANS, R. David3, (1) School of Earth and Environmental Sciences, Washington State University, P.O. Box 642812, Pullman, WA 99164-2812, bgmoravec@yahoo.com, (2) Crop and Soil Sciences, Washington State University, Johnson 225, Pullman, WA 99164-6421, (3) School of Biological Sciences, Washington State University, Abelson 335, Pullman, WA 99164-4236
67-1132Recovery of Hyporheic Denitrification Potential Following Maintenance Events in Agriculturally Modified Streams: HARRIS, Joyce Anne and VAN DER HOVEN, Stephen, Hydrogeology, Illinois State University, Campus Box 4400, Normal, IL 61761, jaharr2@ilstu.edu

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