01079cam a2200253 a 4500001000700000003000400007005001700011008004100028010001700069024001400086040002600100050002400126110011300150245025500263260007300518300002100591490001700612500004600629504003000675650003600705650004000741700001700781830002700798006621OSt20210308112903.0841011s1984    onc      b    100 0 eng    a   84226037   cAVAILABLE  aCUCKcCUCKdCUCKbENG00aSB210.A35bI57 19832 aInternational Society for Tropical Root Crops.bAfrica Branch.bSymposiumn(2nd :d1983 :cDouala, Cameroon)00aTropical Root Crops :bProduction And Uses In Africa : Proceedings Of The Second Triennial Symposium Of The International Society For Tropical Root Crops, Africa Branch, held in Douala, Cameroon, 14-19 August 1983 /ceditors, E.R. Terry ... [et al.].  aOttawa, Canada :bInternational Development Research Centre,cc1984.  a231 p. :c25 cm.1 aIDRC ;v221e  aAbstract in English, French, and Spanish.  aBibliography: p. 209-228. 0aRoot cropszAfricaxCongresses. 0aTropical cropszAfricaxCongresses.1 aTerry, E. R. 0aIDRC (Series) ;v221e.