Social science monitoring as a management tool for directing the benefits of new agricultural technology to the poor
Conservación ex situ de semillas de frutales jugosos. IV Congreso Colombiano de Botánica, Medellín, Colombia, 22-27 abril 2007.
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.