Thilakasiri, M A.Peiris, T.S.G.Gunasekera, T.G.L.G.2014-06-032014-06-031986Proceedings of the 42nd Annual Session of the Sri Lanka Association of Advancement of Science :p.197https://dl-cri.nsf.gov.lk//handle/1/3236Farming SystemsSome socio-economic characteristics of coconut based farming systems