Fomunyam, R.T.Adegbola, A.A.Oke, O.L.2007-11-131985-04-012007-11-131985IDRC-221fhttp://hdl.handle.net/10625/21232Réunion: International Society for Tropical Root Crops. Africa Branch, Triennial Symposium, 2d, 14-19 Aug. 1983, Douala, CMDans IDL-6386p. 117-119Application/pdffrBook Chapter