Brief
Rao, Idupulapati M.
Rao, Idupulapati Madhusudana; Barrios, Edmundo; Oberson, Astrid; Ayarza, Miguel Angel; Friesen, Dennis Keith. 2001. Opportunities for increasing the efficiency of phosphorus use in tropical agroecosystems. Centro Internacional de Agricultura Tropical (CIAT), Confronting Soil Dagradation, Project PE-2, Cali, CO. 2 p. (Agroecology highlights)