Smith, S.L. and M.E. Wright. 1993. A pre-harvest vine disposal machine for sweet potatoes. ASAE paper no. 931040. ASAE, St. Joseph, MI 49085. Wright, M.E. and S.L. Smith. 1993.
Scientists test sweet potato slip harvester.
LaBonte, D.R. and M.E. Wright. 1993. Image analysis quantifies reduction in sweetpotato skinning injury by preharvest canopy removal. Smith, S.L. and M.E. Wright. A pre-harvest vine disposal machine for sweet potatoes. Wright, M.E. and D.R. LaBonte.