Todd Campbell is a systems analyst at the Center for Agricultural and Rural Development at Iowa State University. Todd has been a computer programmer at CARD since 1986 and currently provides programming and technical support for Resource and Environmental Policy researchers. He has provided programs to create and maintain budget, crop, soil, and weather databases and to convert numbers from the databases into input files needed for physical models written outside of CARD, including EPIC, CENTURY, and SWAT.
March 2014
Land Use Model Integrating Agriculture and the Environment (LUMINATE): Linkages between Agricultural Land Use, Local Water Quality and Hypoxic Concerns in the Gulf of Mexico Basin
Catherine L. Kling, Yiannis Panagopoulos, Adriana Valcu-Lisman, Philip W. Gassman, Sergey Rabotyagov, Todd Campbell, Mike White, Jeffrey G. Arnold, Raghavan Srinivasan, Manoj Jha, Jeff Richardson, R. Eugene Turner
[14-WP 546]
April 2003
September 1994
December 1993
December 1992
Atrazine and Water Quality: An Updated CEEPES Analysis, CEEPES Atrazine Project Research Memo 5
Aziz Bouzaher, Richard Cabe, Jason F. Shogren, Alicia L. Carriquiry, Derald Holtkamp, Philip W. Gassman, David Archer, P. G. Lakshminarayan, Todd Campbell, Qingbin Wang, Andrew Manale, Robert Taylor
[92-SR 59]
December 2011
February 2008
Least Cost Control of Agricultural Nutrient Contributions to Local Waters and the Gulf of Mexico Dead Zone
Sergey Rabotyagov, Todd D. Campbell, Manoj K. Jha, Philip W. Gassman, Jeffrey Arnold, Lyubov A. Kurkalova, Silvia Secchi, Hongli H. Feng, and Catherine L. Kling
Department of Economics, Iowa State University, Ames, Iowa
July 2005
August 2004
Upper Mississippi River Basin: In-stream versus Edge-of-Field Assessment Poster
(
supplementary file)
Catherine L. Kling, Hongli H. Feng, Lyubov A. Kurkalova, Silvia Secchi, Philip W. Gassman, Manoj K. Jha, Todd D. Campbell, Arathi Bhaskar, Christopher Burkart, Sanchita Sengupta, and Rebecca Olson (poster design)