Fresco, 2002. Bureau Agr. Res., 3: 16–31 Document reference Fresco, M. C. O., 2002. Protein-enriched animal feeds from sweet potato waste. Bureau Agr. Res., 3: 16–31Web https://bar.gov.ph/index.php/test-archive/421-march-2002-issue/3671-protein-enri…Citation key Fresco, 2002Datasheets Sweet potato (Ipomoea batatas) by-products