%O Book %T Assessment of Soil Phosphorus Status and Management of Phosphatic Fertilisers to Optimise Crop Production %A %U https://www.iaea.org/publications/6443/assessment-of-soil-phosphorus-status-and-management-of-phosphatic-fertilisers-to-optimise-crop-production %D 2002 %I INTERNATIONAL ATOMIC ENERGY AGENCY %C Vienna