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SWEETPOTATO BREEDING IN WEST AFRICA PROGRESS IN BURKINA FASO, GHANA AND NIGERIA

This presentation is a composite progress report for West Africa. The countries covered include Burkina Faso, Ghana and Nigeria. Important constraints across these countries include:

  • Susceptibility to Cylas sp., Alcidodes sp and SPVD
  • Drought and shortening rainny season ( irregular rainfall pattern)
  • Low yields, root dry matter content, low beta-carotene levels in farmer preferred cultivars
  • Weak seed system
  • Declining soil fertility
  • High Post-harvest losses
  • Low level commercial utilization
  • Less structured marketing system