Loganathan, P.Dayaratne, P.M.N.Shanmuganathan, R.T.2014-07-012014-07-011982Journal of Agricultural Science Cambridge, v99(3) p:25-33https://dl-cri.nsf.gov.lk//handle/1/4088enSoilsSoil nutrient statusPhosphorusEvaluation of the phosphorus status of some coconut growing soils of Sri LankaArticle