- Natural Resource Ecology and Management,
- Agricultural and Biosystems Engineering,
- Center for Agricultural and Rural Development,
Iowa State University Extension and Outreach publications in Digital Repository @ Iowa State University are made available for historical purposes only. The information contained in these publications may be out of date. For current publications and information from Iowa State University Extension and Outreach, please visit http://www.extension.iastate.edu.
Available at: http://works.bepress.com/richard_schultz/9/