Gruhn, Peter; Goletti, Francesco; Yudelman, Montague - International Food Policy Research Institute (IFPRI) - 2000
The challenge for agriculture over the coming decades will be to meet the world's increasing demand for food in a sustainable way. Declining soil fertility and mismanagement of plant nutrients have made this task more difficult. In this brief, Peter Gruhn, Francesco Goletti, and Montague...
