Kumara, U.W.A.; Samarajeewa, P.K.; Attanayaka, D.P.T.S.G.(Faculty of Agriculture and Plantation Management, Wayamba University of Sri Lanka, Makandura, 2005)
Muhsin, A.M.I.; Fernando, M.T.N.; Athauda, A.M.T.P.(Faculty of Agriculture and Plantation Management, Wayamba University of Sri Lanka, Makandura, 2005)
Karunarathna, N.D.C.R.; Fernandopulle, M.N.D.; Herth, C.S.(Faculty of Agriculture and Plantation Management, Wayamba University of Sri Lanka, Makandura, 2005)
Gunathilaka, R.P.D.; Jayasundera, J.M.M.A.; Fernandopulle, M.N.D.(Faculty of Agriculture and Plantation Management, Wayamba University of Sri Lanka, Makandura, 2005)
Anezh, M.H.M.; Tennakoon, N.A.; Fernandopulle, M.N.D.(Faculty of Agriculture and Plantation Management, Wayamba University of Sri Lanka, Makandura, 2005)
Kadigamuwa, H.M.J.J.K.; Sumanasena, H.A.; Gunathilaka, H.A.W.S.(Faculty of Agriculture and Plantation Management, Wayamba University of Sri Lanka, Makandura, 2005)
Basnayake, B.M.S.; Fernandopulle, M.N.D.; Sumanasena, H.A.(Faculty of Agriculture and Plantation Management, Wayamba University of Sri Lanka, Makandura, 2005)