To document and evaluate sweetpotato diversity in Asia and to understand how farmers maintain cultivars, CIP supported germplasm collection and socioeconomic studies in the Philippines, Indonesia and Vietnam from the early 1990s. The following document is a presentation of case studies in four major sweetpotato production – shifting cultivation in hillside and mountain areas, home gardens, upland rotations and lowland postrice systems.
HOW TO CITE
Prain G., Campilan, D. (1999). Farmer Maintainance of Sweetpotato Diversity in Asia: Dominant Conservation and Implications for In Situ Conservation. In Impact on a Changing World. International Potato Center. Program Report 1997-1998, edited by International Potato Center. Lima: International Potato Center.