K. D. Shepherd, E. Ohlsson, J. R. Okalebo, J. K. Ndufa
There is much current interest in the potential role of agroforestry in the mitigation of nutrient depletion in Sub-Saharan Africa. Using data from farm surveys and trials, a static model of N and P flows was constructed for a standard farm system, representative of typical subsistence farms in humid parts of the East African Highlands. The model was used to explore the possible impact of improved...... hiện toàn bộ