na INLIS000000000003387 Ind 0010-1118003387 Crop genetic resources of Africa proceeding of Int. Conference INTERNATIONAL CONFERENCE ON CROP GENETIC RESOURCES OF AFRICA (1988: Ibadan, Nigeria) edited by F. Attere...[et al.] Ibadan Inst. of Trop. Agric. 1991 2 vols. 2 vols. 631.52(6) CROPS GENETICS 1002-1003/93