Hettiarachchi, L.G.; Wijesuriya, W.; Nugawela, A.; Sankalpa, J.K.S.; Karunaratne, S.B.(Faculty of Agriculture and Plantation Management,Wayamba University of Sri Lanka, Makandura, 2013)
Somasiri, A.E.T.B.; Zuhry, A.L.M.; Weerakkody, W.J.S.K.(Faculty of Agriculture and Plantation Management,Wayamba University of Sri Lanka, Makandura, 2013)
Perera, S.M.D.; Vivehananthan, K.; Dassanayake, M.P.; Perera, A.N.K.(Faculty of Agriculture and Plantation Management,Wayamba University of Sri Lanka, Makandura, 2013)
Sampath, V.P.S.; Zuhry, A.L.M.; Weerakkody, W.J.S.K.(Faculty of Agriculture and Plantation Management,Wayamba University of Sri Lanka, Makandura, 2013)
Siriwardana, N.S.B.; Zuhry, A.L.M.; Weerakkody, W.J.S.K.(Faculty of Agriculture and Plantation Management,Wayamba University of Sri Lanka, Makandura, 2013)
Subasinghe, M.R.V.N.; Amarasinghe, K.G.A.P.K.; Dharmadasa, M.(Faculty of Agriculture and Plantation Management,Wayamba University of Sri Lanka, Makandura, 2013)