Now showing items 1-10 of 14
Past and potential impacts of maize research in Sub-Saharan Africa: A critical assessment
Over the past twenty years, research progress in maize, the single most important food staple in sub-Saharan Africa, has been comparable to progress in other primarily smallholder maize systems in the developing world, ...
Maize of the ancestors and modern varieties: The microeconomics of high yielding variety adoption in Malawi
Farmer adoption of seed/fertilizer technology can be characterized in terms of three simultaneous choices: whether to adopt the components of the recommended package; land allocation to new and old varieties; and the level ...
Wheat rusts and the costs of genetic diversity in the Punjab of Pakistan
The theory of impure public goods is used to demonstrate why farmers may nor grow wheat cultivars with the socially desirable level of rust resistance. First, they may grow cultivars that are high yielding though susceptible ...
Varietal change in post-green revolution agriculture: Empirical evidence for wheat in Pakistan
Yield gains may continue to be the most important factor affecting varietal change in post-Green Revolution agriculture, but they are often not as spectacular as in the initial shift to high-yielding varieties. A survey ...
Cereal grain policy analysis in the national agricultural research systems of Eastern and Southern Africa
(CIMMYT; SADC; ICRISAT, 1993)
Sources of productivity growth in wheat: A review of recent performance and medium-to long-term prospects
Sources of yield growth in wheat are investigated based on a stylized framework of technical change. Evidence suggests that the relative contribution of input intensification to yield growth has diminished in recent years ...