Productivity and Phosphorus Use Efficiencies of Soybean Genotypes on Fields of Differing Soil Fertility in Two Agroecological zones of Uganda Author/Editor(s): Ssekamwa, J.Ebanyat, P.Tukamuhabwa, P.Date of publication: 2012RUFORUM Conferences and Workshops Read more about Productivity and Phosphorus Use Efficiencies of Soybean Genotypes on Fields of Differing Soil Fertility in Two Agroecological zones of Uganda