Tuesday, 7 October 2008: 8:00 AM
George R. Brown Convention Center, 351AD
64: Subsurface Fate and Transport of Agricultural Contaminants
Sponsor:Joint Sessions
JTPC Reps:Ward E. Sanford, United States Geological Survey
F. Edwin Harvey, University of Nebraska-Lincoln
Conveners/Advocates:Christopher Green, US Geological Survey
Thomas Harter, University of California - Davis
Jan Fleckenstein, University of Bayreuth
8:00 AM64-1Hot and Cold Phenomena In Riparian Zones: It Is Not Just about Nitrate
Philippe Vidon, Indiana University-Purdue University, Indianapolis, Craig Allan, University of North Carolina, Charlotte
8:20 AM64-2Diurnal Variations in Nitrate Concentrations in the Cobb Mill Creek, Virginia
Wendy M. Robertson, University of Virginia, Janet S. Herman, University of Virginia, Aaron L. Mills, Univ. of Virginia, George M. Hornberger, University of Virginia
8:35 AM64-3Treated Wastewater and Nitrate Transport Beneath Irrigated Fields: A Kansas water reuse project
Marios A. Sophocleous, Univ. of Kansas, Margaret A. Townsend, The Univ of Kansas, Fred Vocasek, Servi-Tech Laboratories, Liwang Ma, USDA-ARS
8:50 AM64-4Impact of the Rate of Rewetting of a Dried Soil on the Concentration of Phosphorus In Leachate
Martin S.A. Blackwell, North Wyke Research, Noelia De La Fuente-Martinez, North Wyke Research, Philip J. Murray, North Wyke Research, Philip C. Brookes, Rothamsted Research, Kathy E. Snars, Rothamsted Research, Philip M. Haygarth, Lancaster Environment Centre, Jennie K. Williams, North Wyke Research
9:05 AM64-5Groundwater Monitoring of Agricultural Contaminants for Regulatory Compliance
Thomas Harter, University of California - Davis, Cathryn Lawrence, University of California, E. Rob Atwill, University of California - Davis, Carol Kendall
9:20 AM64-6Trends and Transformation of Nutrients and Pesticides In a Coastal Plain Aquifer System, United States
Judith M. Denver, U.S. Geological Survey, Anthony J. Tesoriero, U.S. Geological Survey, Jeffrey R. Barbaro, U.S. Geological Survey
9:35 AM64-7Perchlorate as An Agricultural Contaminant in Groundwater- Isotopic Signatures of Sources and Biodegradation
J.K. Böhlke, U.S. Geological Survey, Paul B. Hatzinger, Neil C. Sturchio, University of Illinois at Chicago, Baohua Gu, Oak Ridge National Lab, Irene Abbene, U.S. Geological Survey, Stanley J. Mroczkowski, U.S. Geological Survey
9:55 AM Break
10:10 AM64-8Transport and Fate of Indicator Microorganisms Under Nutrient Management Plan Conditions
Scott Bradford, USDA, ARS, Salinity Laboratory, Eran Segal, University of California
10:30 AM64-9Factors In Biocolloid Movement and Retention In the Unsaturated Zone
Tammo S. Steenhuis, Cornell University, Veronica L. Morales, Zevi Yunati, Wei Zhang, M. Ekrem Cakmak, Anthony E. Salvucci, Bin Gao
10:50 AM64-10Regression Methods for Estimating the Occurrence of Atrazine in Shallow Ground Water beneath Agricultural Areas of the United States
Paul E. Stackelberg, USGS, Robert J. Gilliom, USGS, Jack E. Barbash, USGS, Frank D. Voss, USGS
11:05 AM64-11Pharmaceuticals in groundwater as indicators of land use practice and water management
Traugott J. Scheytt, Berlin University of Technology, Huong Pham, Berlin University of Technology
11:25 AM64-12Environmental Fate of Monensin in Dairy Farms
Naoko Watanabe, University of California, Thomas Harter, University of California - Davis, Brian Bergamaschi
11:40 AM64-13Reproductive Hormones in the Environment
Francis X. Casey, North Dakota State University, Heldur Hakk, Gerald Larsen, Thomas DeSutter, North Dakota State University, Eakalak Khan, Peter G. Oduor, North Dakota State University

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