Advances in improving agricultural profitability and overcoming land degradation in savanna and hillside agroecosystems of tropical America
Development of an arable layer: a key concept for better management of infertile tropical savanna soils
Mineral fertilizers, organic amendments and crop rotation managements for soil fertility maintenance in the Guinean zone of Burkina Faso (West Africa)
Side-stepped by the green revolution: farmers` traditional rice cultivars in the uplands and rainfed lowlands
Microbial biomass, microbial activity, and carbon pools under different land-use systems in the Brazilian cerrados