Maize and Precolonial Africa

Linkages and Multiplier Effects in the Ecologically Specialized Trade of Precolonial West Africa

Résumé .R. Roberts — Effets multiplicateurs et concaténation dans le commerce éco-spécialisê de l'Afrique précoloniale. Analyse critique des théories défendues par A. G. Hopkins {An Economie History of West Africa, 1973) à propos des effets produits par la division géographique (ou écologique) du travail et de la production en Afrique occidentale. L'auteur conclut que le développement économiqu...

Maize Revolutions in Sub-Saharan Africa

How effective and safe is Bt-maize in South Africa?

© 2011. The Authors. Licensee: AOSIS OpenJournals. This work is licensed under the Creative Commons Attribution License. The South African National Biodiversity Institute (SANBI) recently released the outcome of the South Africa–Norway bio-safety cooperation project ‘Monitoring the environmental impacts of GM maize in South Africa’. This project studied possible impacts of commercial geneticall...

Breeding and disseminating quality protein maize (QPM) for Africa

Quality protein maize (QPM) describes a range of maize cultivars with twice the content of limiting amino acids lysine and tryptophan compared with conventional maize, and has been developed to help reduce human malnutrition in areas where protein deficiency is prevalent and where maize is the major protein source in the diet, as in various parts of Sub-Saharan Africa (SSA). The International M...

Maize and Pigeonpea Intercropping Systems in Mpumalanga, South Africa