TSP FOR OVERALL PLANT HEALTH SRI LANKA - AN OVERVIEW

The readily available phosphorus was identified to get from the variety of 20-22 %, which can be far in extra of the stipulated need of seventeen %. Agronomic eff ectiveness of ESSP above the imported TSP was analyzed for rice cultivation in diff erent soil conditions in the dry, moist and intermediate zones of Sri Lanka in fi ve consecutive season