| Ph.D.in Soil & Crop Sci. (Environmental Physics) Texas A & M University 1987
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| M.S. in Soil & Crop Sci.(Environmental Physics) Texas A & M University 1985 |
| B.S. in Agronomy (Soil Science) the Ohio State University 1983
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| Fellow, Soil Science Society of America |
| Fellow, American Society of Agronomy |
| American Geophysical Union |
| American Society of Agronomy |
| Soil Science Society of America
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| American Meteorological Society |
| 2001-present Research Leader, USDA-ARS Soil & Water Management Unit |
| 1998-present Adjunct Professor, University of Minnesota |
| 1994-1998 Adjunct Associate Professor, University of Minnesota |
| 1987-1994 Adjunct Assistant Professor, University of Minnesota |
| 1987- present Soil Scientist, USDA-ARS |