Rodrigo, R.B.Rajapakse, G.Jayasooriya, D.C.2015-08-112015-08-111952Ceylon Coconut Quarterly, 3(3):p.127-131https://dl.nsf.gov.lk/handle/1/20114AgriculturePestsPlant diseasesSoilsCoconut palmsSri LankaSome problems of under-plantingArticle