Here are some plans I found.
http://www.builditsolar.com/Projects...r%20AEnL55.pdf
Solar Dehydrator Plans.pdf | Peace Corps Burkina Faso
http://pdf.usaid.gov/pdf_docs/PNABC941.pdf
http://www.burlingtonpermaculture.or...dehydrator.pdf
A general info pdf on drying
http://www.cals.uidaho.edu/edcomm/pdf/PNW/PNW0397.pdf
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