Unless more effective ways can be found to deliver high-yielding seed to farmers in developing countries, the hoped-for “green revolution” in maize production will remain elusive. This comprehensive reference examines the spectrum of technical, economic, and institutional issues that will...

In every region of the world, the intensification of crop-based agriculture has been associated with a sharp increase in the use of chemical fertilizer. Given the generally low levels of fertilizer use in Africa, there can be little doubt that fertilizer use must increase in Africa if the region...