Root crops in eastern Africa : proceedings of a workshop held in Kigali, Rwanda, 23-27 November 1980 / cosponsored by Gouvernement de la République rwandaise, the International Institute of Tropical Agriculture, and the International Development Research Centre. Gouvernement de la République rwandaise, the International Institute of Tropical Agriculture, and the International Development Research Centre. Rwanda. International Institute of Tropical Agriculture. International Development Research Centre (Canada) Root crops Africa, Eastern Congresses. SB210.A354 R66 1982 633.492096 23 ROO Includes bibliographical references. Ottawa, Canada : IDRC, c1982. c1982. 1982 Text 128 p. : eng eng frespa IDRC ; 177e IDRC (Series) ; 177e. Africa, Eastern