Improvement of low fertility soils (oxisols) for high productivity and sustainability of crop-livestock systems in tropical savannas of Colombia
Use of the nutrient management expert system NuMaSS to improve management of nitrogen in maize-based systems in hillsides of Honduras and Nicaragua
Improving the efficiency of rain water use in smallholder farms in sub-humid tropics: agricultural and environment benefits of Quesungual agroforestry system
The beef chain in Costa Rica : Identifying critical issues for promoting the modernization, efficiency, and competitiveness
Study of the genetic diversity of genus Passiflora L. (Passifloraceae) and its distribution in Colombia