Present | Professor Emeritus, Iowa State University ‐ Department of Agricultural and Biosystems Engineering | |
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Disciplines
Research Interests
Honors and Awards
- Honorary Scientist and Advisor, Rural Development Admin. Repub. of So. Korea (2011)
- Iowa State University College of Engineering Superior Engineering Extension Award (2008)
- Engineer of the Year, Mid–Central Conference ASABE (ASABE) (2005)
- Editorial Board, Compost Science & Utilization (2004)
Contact Information
201 Davidson Hall
Ag & Biosystems Engineering
Iowa State University
Ames, IA 50011
Email: