Gunathilake, H.A.J.Arambewewela, L.Ratnayake, H.Rajapakse, S.2012-02-102012-02-102000-2002COCOS - Journal of the Coconut Research Institute of Sri Lanka14pp.87-96https://dl.nsf.gov.lk/handle/1/7419AgricultureCoconut landsIntercroppingMedicinal plantsPlant yieldChemical qualityWet zonePiper longumKaempheria galangaPlumbago indicaFeasibility of growing medicinal plants in coconut lands of the wet zone of Sri LankaArticle