Basnayake, B.M.S.; Fernandopulle, M.N.D.; Sumanasena, H.A.(Faculty of Agriculture and Plantation Management, Wayamba University of Sri Lanka, Makandura, 2005)
Perera, B.S.P.S.S.; Fernandopulle, M.N.D.; Sherath, C.S.(Faculty of Agriculture and Plantation Management, Wayamba University of Sri Lanka, Makandura, 2005)
Kumara, R.N.S.; Gajanayake, K.G.M.C.P.B.; Srirwardene, U.(Faculty of Agriculture and Plantation Management, Wayamba University of Sri Lanka, Makandura, 2005)
Ranaweera, C.D.; Gunathilaka, H.A.W.S.; Widanapathirana, A.(Faculty of Agriculture and Plantation Management, Wayamba University of Sri Lanka, Makandura, 2005)
Kusumsena, H.J.M.; Wickramananda, I.R.; Fernandopulle, M.N.D.(Faculty of Agriculture and Plantation Management, Wayamba University of Sri Lanka, Makandura, 2005)
Lokugama, K.P.G.S.; Weerawardene, N.D.R.; Werrakkody, W.J.S.K.(Faculty of Agriculture and Plantation Management, Wayamba University of Sri Lanka, Makandura, 2005)
Jayasundara, J.M.N.S.; Ranasinghe, C.S.; Fernandopulle, M.N.D.(Faculty of Agriculture and Plantation Management, Wayamba University of Sri Lanka, Makandura, 2005)