01217nam a2200325 4500 3952920 000 20150323161338.0 000 000 93208550 9781310960 (v. 2) UOEL DLC DLC fb----- f-nr--- SB176.A465 S87 1992 Sustainable food production in Sub-Saharan Africa. Ibadan, Nigeria : International Institute of Tropical Agriculture, c1992-c1993. 2 v. : ill. (some col.) ; 25 cm. "Text, Nathan Russell, with various authors indicated in each chapter"--T.p. verso. Includes bibliographical references. 1. IITA's contributions -- 2. Constraints and opportunities. International Institute of Tropical Agriculture. Food crops Africa, Sub-Saharan. Sustainable agriculture Africa, Sub-Saharan. Russell, Nathan C. International Institute of Tropical Agriculture. 7 cbc orignew 2 ncip 19 y-gencatlg lcc LL 3092 3092