Taller sobre la Bioecología y Manejo del Mión de los Pastos (2, 1998, Palmira, Colombia). Conferencias
Soil physical characteristics under different land use systems and duration on the Colombian savannas = Caractéristiques physiques de sols des savanes de Colombie en fonction de leur mode de mise en valeur et de leur ancienneté
Saturation of the genetic map of cassava with PCR-based markers and the use of the genetic map in the improvement of cassava (RF 96010 #20): progress report, January 1997 - September 1998 and proposed two year extension
Estado actual del mejoramiento del arroz mediante la utilización de especies silvestres de arroz en CIAT
Pathogenic variation in, sources of, and breeding for resistance to Phaeoisariopsis griseola causing angular leaf spot in common bean