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Dept of Agricultural & Biosystems Engineering University of Arizona 1177 E. Fourth Street Shantz Bldg #38, Room 403 Tucson, AZ 85721-0038 Phone: (520) 621-1753 Fax: (520) 621-3963 Email: abe@arizona.edu Maps: Campus | Tucson

Robert Freitas Associate in Extension Phone: (520) 621-1381 Email: bobf@ag.arizona.edu Office: Forbes 102 Address: Department of Agricultural & Biosystems Engineering University of Arizona 1177 East Fourth Street Shantz Bldg #38, Room 403 PO Box 210038 Tucson, AZ 85721-0038