Este documento examina las tendencias de la producción de maíz de temporal en México en los últimos decenios y la experiencia del INIFAP / OMMYT/ ORAD en la investigación en fincas (IEF) en las tierras bajas tropicales de ...

This study focuses on the dryland wheat areas of central and southern India (over half of India's total rainfed wheat area), where wheat is produced on deep vertisols in a fallow wheat system depending heavily on the ...

This paper reviews trends in rainfed maize production in Mexico over the past several decades, and the experience of lNIFAP/ CIMMYT/ CIRAD on-farm research (OFR) in Mexico's lowland tropics, to evaluate the prospects for ...

Major changes in the wheat economy of Punjab State, India, since the Widespread adoption of modern varieties (MVs) in the early 1970s, are summarized from an analysis of trends in micro-level farm data and by using an index ...