Department of Food, Agricultural and Biological Engineering

College of Food, Agricultural, and Environmental Sciences
College of Food, Agricultural, and Environmental Sciences
College of Engineering

Jonathan Witter

Jonathan D. Witter
Research Assistant Professor
Office: 
218 Agricultural Engineering
Phone: 
614-292-6538
Location: 
Columbus
Address: 
590 Woody Hayes Drive

Works

Chapters

Jayakaran, A., Mecklenburg, D., Witter, J., Ward, A. and G. Powell, "Fluvial processes in agricultural ditches in the North Central region of the United States and implications for their management" In Agricultural drainage ditches: mitigation wetlands of the 21st century. Edited by Moore, M. and R. Kroger. Trivandrum: Research Signpost. 2010.
Ward, A., Witter, J., Jayakaran, A., Mecklenburg, D. and Powell, G., "Two-stage channel geometry: active floodplain requirements" In Encyclopedia of Water Science. Edited by Trimble, S., Stewart, B. and T. Howell. London: Taylor and Francis, CRC Press. 2008.

Conferences

D'Ambrosio, J., Ward, A., Witter,J. and L. Williams, "Consideration of hydrology, hydraulics, and stream morphology to effectively meet state and national water quality standards" 21st Century Watershed Technology Conference and Workshop - ASABE 2012.
D'Ambrosio, J., Ward, A., Witter, J. and J. Tank, "Ecological services of constructed two-stage agricultural ditches" 21st Century Watershed Technology Conference and Workshop - ASABE 2012.
Witter, J., Ward, A., D’Ambrosio, J., Tank, J., Roley, S., Kallio, S. and R. Kallio, "The sustainability and nitrate reduction potential of two-stage agricultural ditches" ASABE International Meeting 2011.
Ward, A., Mecklenburg, D., D'Ambrosio, J. and J. Witter, "Spreadsheet Tools for River Evaluation, Assessment, and Monitoring (STREAM)" World Environment and Water Resource Congress 2011: Bearing Knowledge for Sustainability 2011.
Kallio, R., Ward, A., D'Ambrosio, J. and J. Witter, "A decade later: the establishment, channel evolution, and stability of innovative two-stage agricultural ditches in the midwest region of the United States" CIGR 2010 World Congress 2010.
Witter, J., Ward, A. and J. D'Ambrosio, "Predicting dymanic equilibrium in streams in the Olentangy River watershed, Ohio, USA" CIGR 2010 World Congress 2010.
Kallio, S., Ward, A., D'Ambrosio, J. and J. Witter, "Beyond the field: a look at agricultural ditch floodplains as a water quality BMP" CIGR 2010 World Congress 2010.
Nair, S., Sohngen, B., King, K., Fausey, N., Witter, J. and D. Southgate, "Integrated watershed economic model for non-point source pollution management in Upper Big Walnut Creek watershed, OH" AAEA (Agricultural and Applied Economics Association), CAES (Canadian Agricultural Economics Society), and WAEA (Western Agricultural Economics Association) Joint Annual Meeting 2010.
Ward. A., Mecklenburg, D., Farver, D., Witter, J. and A. Jayakaran, "Insight on the variable nature of channel and bank-forming discharges" American Society of Agricultural and Biological Engineers Annual International Meeting 2003.

Journal Articles

D'Ambrosio, J., Williams, L., Williams, M., Witter, J., and A. Ward., "Geomorphology, Habitat, and Spatial Location Influences on Fish and Macroinvertebrate Communities in Modified Channels of an Agriculturally-Dominated Watershed in Ohio, USA" Ecological Engineering 68 (2014) 32-6
D'Ambrosio, J. and J. Witter, "Another innovative drainage management channel design: the self-forming channel" Ohio Country Journal July (2012)
D'Ambrosio, J.L., J.D. Witter, and A.D. Ward, "When good ditches go bad: Is your agricultural drainage ditch working for you?" Ohio Country Journal 20 (2012)
Roley, S.R., Tank, J.L., Stephen, M.L., Johnson, L.T., Beaulieu, J.J., and J.D. Witter., "Floodplain restoration enhances denitrification and reach-scale nitrogen removal in an agricultural stream" Ecological Applications 22 (2012) 281-297
Witter, J.D., J.L. D'Ambrosio, and A.D. Ward, "Considerations for implementing two-stage channels" Ohio Country Journal August (2011)
Surendran-Nair, S., K. King, J. Witter, B. Sohngen and N. Fausey., "Importance of crop yield for calibrating watershed water quality simulation tools" Journal of the American Water Resources Association 47 6 (2011) 1285-1297
Witter, J.D., Ward, A.D., and J.L. D'Ambrosio., "Predicting stream dynamic equilibrium in a central Ohio watershed" Journal of Natural and Environmental Sciences 2 1 (2011) 25-33
D'Ambrosio, J., L. Williams, J. Witter and A. Ward, "Effects of geomorphology, habitat, and spatial location on fish assemblages in a watershed in Ohio, USA" Environmental Monitoring and Assessment 148 1-4 (2009) 325-341
Witter, J., J. Lyon and B. Puskas, "Differential GPS Geometric Rectification on Fine-Resolution Aircraft Scanner Data" Journal of Surveying Engineering 2 127 (2001) 52-58
Mecklenburg, D.,Witter, J. and A. Ward, "Stream restoration by fluvial biogeomorphic succession: applications of a self-forming stream design concept in Ohio, USA" TBD

Presentations

"N and P removal in drainage ditches." InConservation Tilage and Technology Conference. Ada: 2014.
"An integrated approach to foster science-based management of agricultural drainage channels in the Western Lake Erie Basin." InPhosphorus along the land-river-lake continuum. Tiffin: 2014.
"Two-Stage Ditches: History, Benefits, and How It can be an Effective BMP." InTwo-Stage Ditch Design Workshop. Findlay: 2013.
"Two-Stage Survey and Design Concepts." InTwo-Stage Ditch Design Workshop. Findlay: 2013.
"Introducing Alternative Designs and Tools for Drainage Ditches." In2013 National Non-Point Source Monitoring Conference and Workshops. Cleveland: 2013.
"Key Stream Geomorphology Factors and Applications of the STREAM Modules." InSTREAMS Workshop. Berea: 2013.
"An integrated approach to foster science-based management of agricultural drainage channels in the Wester Lake Erie Basin." In68th International Annual Conference. Reno: 2013.
"Ecosystem Services of Constructed Two-Stage Agricultural Ditches." InProceedings of the 13th American Ecological Engineering Society Conference: Ecosystems for Water and Energy. East Lansing: 2013.
"Enhanced Channel Design/Two-Stage." InOhio NRCS State Technical Committee Meeting. London: 2013.
"Re-evaluating the role of modified channels in supporting fish and macroinvertebrate communities.." InProceedings of the 13th American Ecological Engineering Society Conference: Ecosystems for Water and Energy. East Lansing: 2013.

Technical Reports

Mecklenburg, D., Witter, J., Ward, A., and J. D'Ambrosio., "Self-forming channel case study: Honey Run" 2013.
Mecklenburg, D., Witter, J., Ward, A., and J. D'Ambrosio., "Self-forming channel case study: Clover Groff Run" 2013.
Ward, A., Witter, J., D'Ambrosio, J., Mecklenburg, D., Magner, J., and K. Wamsley., "Tri-state hydraulic geometry relationships for sizing two-stage ditches." 2013.
Mecklenburg, D., Witter, J., Ward, A., and J. D'Ambrosio., "Self-forming channel case study: Heckman Creek" 2013.
Mecklenburg, D., Witter, J., Ward, A., and J. D'Ambrosio., "Self-forming channel case study: Columbia Street Ditch" 2013.
Mecklenburg, D., D'Ambrosio, J., Witter, J., and A. Ward., "Building better ditches: the self-forming channel" 2013.
Mecklenburg, D., Witter, J., Ward, A., and J. D'Ambrosio., "Self-forming channel case study: Beem Ditch" 2013.
Mecklenburg, D., Witter, J., Ward, A., and J. D'Ambrosio., "Self-forming channel case study: Bagley Ditch" 2013.
Mecklenburg, D., Witter, J., Ward, A., and J. D'Ambrosio., "Self-forming channel case study: Fisher Run." 2013.
Mecklenburg, D., Witter, J., Ward, A., and J. D'Ambrosio., "Self-forming channel case study: Turkey Run" 2013.