Jonathan Kydd's analysis of the history of maize research in Malawi argues successfully that the reasons for the low rate of adoption of high yielding maize varieties lie in an insufficient appreciation of local processing and storage requirements. The analysis, however, raises further...

Changing agricultural research and extension systems mean that informal mechanisms of information diffusion are often the primary source of information about improved seed and practices for farmers in sub-Saharan Africa. This paper investigates the interactions between gender, social capital and...