Factors related to the low use of fertilizers and the resulting low agricultural productivity in sub-Saharan Africa are reviewed. The importance of inorganic fertilizers and agricultural research to improving soil fertility ...

The impact of maize research and extension in Tanzania's Northern Zone during the past 20 years was evaluated through a formal survey in 1995. Data were grouped into two major agroecological zones: the intermediate and the ...

This report of the adoption of maize production technologies in the Southern highlands of Tanzania forms part of a larger study to evaluate the impact of maize research and extension throughout Tanzania over the past 20 ...

This study of the adoption of maize production technologies in Western Tanzania forms part of a larger study to evaluate the impact of maize research and extension throughout Tanzania over the past 20 years. Using a ...

This study of the adoption of maize production technologies in Central Tanzania forms part of a larger study to evaluate the impact of maize research and extension throughout Tanzania over the past 20 years. Using a ...

This report of the adoption of maize production technologies in Southern Tanzania forms part of a larger study to evaluate the impact of maize research and extension throughout Tanzania over the past 20 years. Using a ...

Because seed supply and cost strongly influence farmers' ability to increase wheat production, researchers undertook a survey to document how Ethiopian farmers in Wolmera woreda acquire, manage and transfer wheat seed. ...

In 1990, economists of the Southern Africa Development Community/International Crops Research Institute for the Semi-Arid Tropics (SADC/ICRISAT) and the International Maize and Wheat Improvement Center (CIMMYT) launched a ...

Kenya is projected to remain a net importer of wheat to the end of this century. To reduce the growing dependence on imports, the government has proposed measures to stimulate domestic production and curb wheat consumption. ...

Based on an extensive review of the literature on women farmers in Africa, this paper explores the potential reasons why women farmers have not adopted improved maize technologies and discusses the implications for ...