Ranasinghe, R.A.D.R.A.; Wijesinghe, M.A.K.; Fernandopulle, M.N.D.(Faculty of Agriculture and Plantation Management,Wayamba University of Sri Lanka, Makandura, 2006)
Weerasinghe, M.D.C.A.; Ranaweera, B.; Wijethunge, P.M.A.P.K.(Faculty of Agriculture and Plantation Management,Wayamba University of Sri Lanka, Makandura, 2006)
Mapitigama, M.A.G.D.; Debarawatta; Edirisinghe, J.C.(Faculty of Agriculture and Plantation Management,Wayamba University of Sri Lanka, Makandura, 2016)
Safreen, J.M.; Shanthasiri, J.G.; De Silva, S.N.T.; Fernando, C.A.N.(Faculty of Agriculture and Plantation Management,Wayamba University of Sri Lanka, Makandura, 2016)