Sivasubramaniam, S.Wickremasinghe, K.N.Ayadurai, S.2014-11-182014-11-181981Tea Quarterly50(1)pp.4-10https://dl.nsf.gov.lk/handle/1/12575AgriculturePhosphorus ferfilizersEppawela apatiteRock phosphateSoil fertilityNutrient uptakeDry matter accumulationThe use of Eppawela apatite for tea in Sri LankaA