Cassava development: Pilot project in Brazil. Integrated production, processing and commercialization of dry cassava chips for animal consumption: First technical progress report for period ending march 1990
Trip report : rapid rural appraisal in Maranhao Brazil to classify small farmer rice agroecosystems, Jan. 16-Feb. 13, 1990
Reunion Regional de Cooperación en Mandioca en el Sub-trópico de América Latina (1990, Asuncion, Paraguay). Informe
Red Internacional de Evaluación de Pastos Tropicales RIEPT-Amazonia. Reunión (1, 1990, Lima, Perú). Trabajos presentados