Comparación de áreas estigmáticas florales entre formas silvestres y cultivadas (tradicionales y modernas) de Phaseolus vulgaris L. III Congreso Colombiano de Botánica, Popayán, Colombia, 7-12 noviembre 2004.
Medición del flujo de genes en fríjol común mediante marcadores moleculares. II Congreso de Biotecnología, Bogotá, Colombia, 1-2 septiembre 2004.
Estimation of gene flow on Phaseolus vulgaris L. using molecular markers: microsatellites and polymorphisms of chloroplast DNA. V Encuentro Latinoamericano y del Caribe de Biotecnología Agrícola, REDBIO, Dominican Republic, 21-25 June 2004.
A key resource for the improvement of animal productions worldwide: forty thousand options from the in-trust forage collections of CIAT and ILRI. 11th FAO Commission GRFA, Rome, Italy, 11-15 June 2007.
Latencia de semillas de frutales tropicales. IV Congreso Colombiano de Botánica, Medellín, Colombia, 22-27 abril 2007.
Distribution of bean and tropical forage germplasm from an international genebank: a service to the global agriculture. 40th Anniversary of CIAT, Palmira, Colombia, 6-9 November 2007.
CIAT Project on Saving Agrobiodiversity SB-01/02: Annual report 2007 Genetic Resources Unit report on achievements and progresses
CIAT Project on Saving Agrobiodiversity SB-01/02: Annual report 2004 Genetic Resources Unit report on achievements and progresses
Rural Innovation Institute: A valuable partner for building sustainable livelihoods: Executive summary: 2004
Rural Innovation Institute: A valuable partner for building SUSTAINABILITY livelihoods (SELECTION III a SELECTION V)