Neranjika, V.P.M.; Abeynayake, N.R.; Fernando, M.T.N.(Faculty of Agriculture and Plantation Management, Wayamba University of Sri Lanka, Makandura, 2005)
Wimalawansa, K.H.N.H.; Weerasinghe, K.S.; Weerakkody, W.J.S.K.(Faculty of Agriculture and Plantation Management,Wayamba University of Sri Lanka, Makandura, 2016)
Nawarathna, N.D.M.H.C.; Edirisinghe, U.; Ranaweera, B.; Jayaweera, B.P.A.(Faculty of Agriculture and Plantation Management,Wayamba University of Sri Lanka, Makandura, 2006)
Mahendra, R.A.R.; Attanayaka, D.P.S.T.G.; Chandrasekharan, N.V.; Ranathunga, R.A.C.A.; Withanage, S.P.(Faculty of Agriculture and Plantation Management,Wayamba University of Sri Lanka, Makandura, 2013)
Rathnayaka, L.A.; Weerakkody, W.J.S.K.; Kumara, N.K.V.M.R.(Faculty of Agriculture and Plantation Management,Wayamba University of Sri Lanka, Makandura, 2006)
Ruwanmali, W.M.D.; Eeswara, J.P.; Ratnayake, R.H.M.K.(Faculty of Agriculture and Plantation Management,Wayamba University of Sri Lanka, Makandura, 2016)
Chandrasiri, P.S.S.W.; Abeynayake, N.R.; Wijeyewardena, L.(Faculty of Agriculture and Plantation Management,Wayamba University of Sri Lanka, Makandura, 2016)
Jayakody, J.A.D.S.S.; Tennakoon, N.A.; Fernandopulle, M.N.D.(Faculty of Agriculture and Plantation Management, Wayamba University of Sri Lanka, Makandura, 2005)
Athukorala, A.R.J.; Siriwardena, K.P.D.; Jayasinghe-Mudalige, U.K.; Jayasekera, S.J.B.A.(Faculty of Agriculture and Plantation Management,Wayamba University of Sri Lanka, Makandura, 2006)
Samaraweera, S.P.D.P.; Jayasinghe, J.M.U.K.; Gangoda, U.E.K.(Faculty of Agriculture and Plantation Management, Wayamba University of Sri Lanka, Makandura, 2005)