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Conference Proceedings
Gorras y sombreros: caminos hacia la colaboración entre técnicos y campesinos. Memoria del taller sobre los métodos participativos de investigación y extensión aplicados a las tecnologías basadas en abonos verdes
(CIMMYT, 1993)
Durante más de 40 años, agricultores de México y América Central han desarrollado y refinado, sin aspavientos. el manejo del frijol terciopelo con el maíz. Las organizaciones no gubernamentales y los grupos de investigación ...
Book
Sources of productivity growth in wheat: A review of recent performance and medium-to long-term prospects
(CIMMYT, 1999)
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 ...
Book
Genetic change in farmer-recycled maize seed: a review of the evidence
(CIMMYT, 1999)
This paper summarizes what is known about farm-level maize seed management practices and reviews the theoretical and empirical evidence regarding the relationship between farmers’ seed recycling practices and the genetic ...