According to the Fourth Assessment Report of the Intergovernmental Panel on Climate Change (IPCC) (Le Treut et al. 2007, 96), climate is defined as average weather over a period of time, ranging from months to millions of years. Climate is usually described in terms of the mean and variability...

Prepared for the Comesa policy seminar on “Variation in staple food prices: Causes, consequence, and policy options”, Maputo, Mozambique, 25-26 January 2010 under the African Agricultural Marketing Project (AAMP)

This study uses nationwide household panel survey data from 1996/97 to 2006/07 to examine trends in fertilizer use on maize by smallholder maize growers. The paper also compares these findings with fertilizer use rates according to other recent surveys in Kenya to assess comparability. We also...