Wimaladasa, G.D.Goonaratne, G.P.Zoysa, A.K.N.2016-05-062016-05-061991The Second International Symposium on the Geology of Sri Lanka:p.19-20https://dl-ifs.nsf.gov.lk/handle/1/1334Some aspects of the chemistry and mineralogy of Sri Lankan acid tea soils in relation to P and K fertiliser applicationConference Paper