Since 1975, CIMMYT's Wheat Training Program has conducted experiments on improved barley, wheat and triticale technologies in farmers' fields in the high valleys of the States of Mexico, Hidalgo and Tlaxcala, Mexico. These ...

The paper presents a method for analyzing the returns to investment in on-farm research. It then applies the method to a location-specific maize research program in Caisan, Panama. The results show a rapid adoption of the ...

In efforts to understand the process of agricultural develoµtent, economists and other social scientists have invested substantial resources in literally hundreds of studies of the adoption of new agricultural technologies. ...

This paper describes recent IDIAP experiences in implementing on-farm research methodologies. This first project, developed with CIMMYT's cooperation, is described in detail, with emphasis on links between diagnostic/experimental ...

This manual presents a set of procedures for doing an economic analysis of on-farm agronomic experiments wich will help in selecting treatments for furter experimentation and for developing farmer recommendations. The ...

This document describes wheat's origins and the flows of germplasm between various regions of the world. It summarizes some of the tools biological and social scientists use to measure genetic diversity. It examines patterns ...