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Barry Allred is an Agricultural Engineer with the U.S. Department of Agriculture - Agricultural Research Service - Soil Drainage Research Unit in Columbus, Ohio. He is also an Adjunct Assistant Professor in the Food, Agricultural, and Biological Engineering Department at Ohio State University. Educational background includes a B.S. degree in geology (Oklahoma State University) and two M.S. degrees; the first M.S. with emphasis in geophysics (Northern Illinois University) and the second M.S. with emphasis in hydrogeology (Western Michigan University). He obtained his Ph.D. in Biosystems Engineering from Oklahoma State University. Prior employment experience includes working as a geophysicist (ConocoPhillips Inc.) and as a hydrogeologist (ERM-Southwest, Inc. and the New Mexico Bureau of Geology and Mineral Resources). His agricultural geophysics investigations have focused largely on drainage pipe detection and golf course infrastructure assessment using ground-penetrating radar. He has also studied aspects of soil electrical conductivity mapping using both resistivity and electromagnetic induction methods.
Cale Anger is a graduate student at the University of Minnesota – Twin Cities completing a dual masters degree in Hydrogeology and Environmental Engineering. His current research focuses on characterizing solute transport through laboratory and field scale karst environments. In 2007, Cale graduated from the University of Wisconsin-Eau Claire with a dual B.S. in Geology and Geography.
Ellis Benham is serving as Research Soil Scientist on the Soil Survey Research and Laboratory at the National Soil Survey Center, Lincoln, NE. He earned a B.S. in Agricultural Chemistry (1974) and a M.S. in Soil Physics (1979) from the University of Missouri. He holds a Ph.D. in Clay Mineralogy from Auburn University (1990). His interests include data analysis and model development, clay mineralogy analytical method development, and VNIR spectroscopy of soil materials.
Scott Bradford serves as a research scientist with the USDA, ARS, Salinity Laboratory in Riverside, California. He has …