Media type: E-Article Title: Past and potential impacts of maize research in sub-Saharan Africa: a critical assessment Contributor: Byerlee, Derek; Heisey, Paul W. Published: Elsevier BV, 1996 Published in: Food Policy, 21 (1996) 3, Seite 255-277 Language: English DOI: 10.1016/0306-9192(95)00076-3 ISSN: 0306-9192 Keywords: Management, Monitoring, Policy and Law ; Economics and Econometrics ; Sociology and Political Science ; Development ; Food Science Origination: Footnote: