Tuesday, 7 October 2008: 8:00 AM

George R. Brown Convention Center, 351AD

Presiding:

Christopher Green , Thomas Harter and Jan Fleckenstein

8:00 AM

Hot 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 AM

64-2

Diurnal 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 AM

64-3

Treated 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 AM

64-4

Impact 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 AM

64-5

Groundwater 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 AM

64-6

Trends 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 AM

64-7

Perchlorate as An Agricultural Contaminant in Groundwater- Isotopic Signatures of Sources and Biodegradation

J.K. B�hlke, 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 AM

64-8

Transport and Fate of Indicator Microorganisms Under Nutrient Management Plan Conditions

Scott Bradford, USDA, ARS, Salinity Laboratory; Eran Segal, University of California

10:30 AM

64-9

Factors 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 AM

64-10

Regression 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 AM

64-11

Pharmaceuticals 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 AM

64-12

Environmental Fate of Monensin in Dairy Farms

Naoko Watanabe, University of California; Thomas Harter, University of California - Davis; Brian Bergamaschi

11:40 AM

64-13

Reproductive 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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2008 Joint Annual Meeting (5-9 Oct. 2008): Subsurface Fate and Transport of Agricultural Contaminants

64 Subsurface Fate and Transport of Agricultural Contaminants