Now showing items 1-2 of 2
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 ...
Diagnosing research priorities for higher-altitude maize-based farming systems in Swat
(CIMMYT; PARC, 1990)
During 1987, a diagnostic survery was conducted in the higher-altitude farming systems of Swat. This followed a field-specific crop-cut survey of maize fields in the same farming systems in 1985. These surveys were designed ...