Appuhamy, P.A.H.N.2012-02-272012-02-272012-02-27Coconut Bulletin10(1/2)pp.17-19https://dl.nsf.gov.lk/handle/1/7543AgricultureCoconutAgricultural extensionEstate managementCost benefit analysisInvestmentNew extension approach to increase income from coconut estatesArticle