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Sources of growth in wheat yields in Pakistan's Punjab, 1965-2000: is there a sustainability issue?
Wheat yields rose rapidly in the Punjab of Pakistan during the Green Revolution decade, 1966-76, but the rate of growth has been significantly slower in the decade that followed. Official statistics indicate that the yield ...
Adoption and use of improved maize by small-scale farmers in Southeast Guatemala
This report is based on a study of the adoption and use of improved open-pollinated varieties and hybrids by small-scale farmers in the Department of Jutiapa, Guatemala. The majority of maize producers in Guatemala are ...
Accelerated wheat production in semi-arid developing regions
This paper focuses on wheat production in the semi-arid regions (SARs) of selected developing countries. It is divided into three main parts. We begin by providing a perspective on what has happened in wheat production in ...
The maize subsector in Paraguay: a diagnostic overview
The maize sector in Paraguay s going through a period of perplexing changes. Despite recent production gains, average maize yields remain far below those which could be achieved with relatively simple changes in management ...