WHAT DOES TSP FIELD APPLICATION TECHNIQUES SRI LANKA MEAN?

The obtainable phosphorus was found to get inside the choice of 20-22 %, and that is considerably in excess from the stipulated need of seventeen %. Agronomic eff ectiveness of ESSP above the imported TSP was tested for rice cultivation in diff erent soil conditions within the dry, damp and intermediate zones of Sri Lanka in fi ve consecutive seaso