Search Results       Your search for [subject]Sweet potato -- Socio-economic returned 1 record.           Sweet potato socio-economic and marketing study: Part VII: Southern Tagalog. by Lontok, M.C.; Quezon City, Philippines: Department of Agriculture, 1978. Subject: Sweet potato -- Marketing study -- Southern Tagalog; Sweet potato -- Socio-economic.          Add to Book Cart Relevance: 31.15%