Dissanayake, D.M.A.P.Atkinson, DEdwards, A.C.2012-04-102012-04-102000Tropical Agricultural Research and Extension3(1)pp.50-55https://dl.nsf.gov.lk/handle/1/8128AgricultureRoot bioassay methodPhosphorus uptakeNuclear techniquesUse of a root bioassay method to determine phosphorus availability and uptake for some crop speciesArticle