Somasiri, L.L.W.Liyanage, D.D.K.S.2014-07-012014-07-011996Annual Sessions of the Sri Lanka Association for the Advancementof Science, Sri Lanka. Colombo, 1996. 52https://dl-cri.nsf.gov.lk//handle/1/4090enSoilsEvaluation of the suitability and calibration of methods for thedetermination of available potassium of coconut growing soilsOther