Research Areas:
Impacts of tile drainage on crop yields and nitrate losses to surface waters
Interactions of earthworms, soil management and soil physical properties
Conservation tillage and cover crops for soil quality improvement
Preferential flow of chemicals through soils

Most Significant Publications:
Mackay, A.D., and E.J. Kladivko. 1985. Earthworms and rate of breakdown of soybean and maize residues in soil. Soil Biol. Biochem. 17:851-857. 

Kladivko, E.J., G.E. VanScoyoc, E.J. Monke, K.M. Oates, and W. Pask. 1991.  Pesticide and nutrient movement into subsurface tile drains on a silt loam soil in Indiana. J. Environ. Qual. 20:264-270.

Kladivko, E.J., J. Grochulska, R.F. Turco, G.E. VanScoyoc, and J.D. Eigel. 1999. Pesticide and nitrate transport into subsurface tile drains of different spacings. J. Environ. Qual. 28:997-1004.

Kung, K.-J.S., E.J. Kladivko, T.J. Gish, T.S. Steenhuis, G. Bubenzer, and C.S. Helling. 2000. Quantifying preferential flow by breakthrough of sequentially-applied tracers: Silt loam soil. Soil Sci. Soc. Am. J. 64:1296-1304.

Kladivko, E.J., L.C. Brown, and J.L. Baker. 2001. Pesticide transport to subsurface tile drains in humid regions of North America. Crit. Rev. Environ. Sci. Tech. 31:1-62.

Kladivko, E.J., J.R. Frankenberger, D.B. Jaynes, D.W. Meek, B.J. Jenkinson, and N.R. Fausey. 2004. Nitrate leaching to subsurface drains as affected by drain spacing and changes in crop production system. J. Environ. Qual. 33:1803-1813. 

Teaching: 
Agronomy 465 - Soil Physical Properties
Agronomy 560 - Soil Physics

Extension:
Tile drainage and water quality 

     Kladivko, E.J. 2004. Nitrate leaching into tile drains at SEPAC.

     Brouder, S., B. Hofmann, E. Kladivko, R. Turco, A. Bongen, and J. Frankenberger. 2005.
     Interpreting nitrate concentration in tile drainage water.

Earthworms and agricultural management

     Kladivko, E.J.  1993. Earthworms and Crop Management.

Professional Experience:
Visiting Scientist, USDA-ARS National Soil Tilth Lab, Ames, Iowa, 2003
Visiting Scientist, CSIRO Land and Water, Canberra, Australia, 2003
Visiting Scientist, Agricultural Univ. of Krakow, Krakow, Poland; Warsaw Agric. Univ., Warsaw,
Poland; Agricultural Univ of Godollo, Godollo, Hungary; and Agric. Univ. of Poznan, Poznan,
Poland, 1995-1996  
Professor, Agronomy Dept., Purdue University, 1994-present
Associate Professor, Agronomy Dept., Purdue University, 1988-1994
Visiting Scientist, Dept. of Soil and Environ. Sciences, Univ. of California-Riverside, 1988-1989
Assistant Professor, Agronomy Dept., Purdue University, 1982-1988
Graduate Research Assistant, Soil Science Dept., University of Wisconsin-Madison, 1978-1982
Visiting Research Scientist, Institute for Soil Biochemistry, Braunschweig, Federal Republic of
Germany (von Humboldt Scholar), 1977-1978
Research Associate, Agronomy Dept., Purdue University, 1977
NSF Graduate Fellow, Agronomy Dept., Purdue University, 1975-1977

Education:
B.S., 1975, Purdue University
M.S., 1977, Purdue University
Ph.D., 1982, University of Wisconsin

Date joined staff:  January 1982