Reducir el hambre y la pobreza y mejorar la nutrición humana en los trópicos mediante una investigación que aumente la eco-eficiencia en la agricultura.
Characterizing labile and stable nitrogen -.
Sustainable land management for the oxisols of the Latin American savannas: dynamics of soil organic matter and indicators of soil quality.
Cali (Colombia).
141-145.
1999
Soil organic matter in oxisols of the brazilian cerrados.
Sustainable land management for the oxisols of the Latin American savannas: dynamics of soil organic matter and indicators of soil quality.
Cali (Colombia).
89-109.
1999