Participatory Research Approaches for Reducing Poverty and Natural Resource Degradation: Project SN-3: Annual Report 2001
Participatory Research Approaches for Reducing Poverty and Natural Resource Degradation: Project SN-3: Annual Report 1999
The savannas of South America: towards a research agenda for CIAT: (summary of the rapid appraisals conducted in Brazil, Colombia and Venezuela, 1990-91)
Efecto de arreglos espaciales de yuca sobre la competencia interespecifica en un cultivo intercalado de yuca con caupi
Rice improvement, using gene pools and populations with male-sterile gene and conventional breeding : 1999 report : Summary