Acid monophosphatase: an indicator of phosphorus mineralization or of microbial activity? A case study from the Brazilian cerrados
Interspecific hybridization and selection techniques are developed to permit the introgression of useful genes into common bean
Soil organic carbon, carbohydrates, amino sugars, and potentially mineralizable nitrogen under different land-use systems in oxisols of the Brazilian cerrados
Adapting participatory research methods for developing integrated crop management for cassava-based systems, Northeast Brazil
Aggregation studied by laser diffraction in relation to plowing, soil organic matter, and lime in the Brazilian cerrados
Farmers` independent experimentation with green manure and/or cover crops: a component of participatory research for improving Ugandan farming systems