Premanandarajah, P.Rajarajan, A.2014-12-162014-12-162011Journal of the Soil Science Society of Sri Lanka, 23:p.7-12https://dl.nsf.gov.lk/handle/1/16233AgricultureGroundnutCrop productivityNutrient management technologyPhosphorus uptakeOrganic manure applicationPoultry manureTracer techniquesTracer studies on phosphorus availability to groundnut from different sourcesArticle