Udadeniya, U.V.P.N.; Ranasinghe, C.S.; Abeysinghe, D.C.(Faculty of Agriculture and Plantation Management,Wayamba University of Sri Lanka, Makandura, 2016)
Wickramasinghe, A.S.M.P.M.; Ranasinghe, C.S.; Abeysinghe, D.C.(Faculty of Agriculture and Plantation Management,Wayamba University of Sri Lanka, Makandura, 2013)
Kadugammulla, B.P.; Ranasinghe, C.S.; Abeysinghe, D.C.(Faculty of Agriculture and Plantation Management,Wayamba University of Sri Lanka, Makandura, 2013)
Pallawala, P.A.P.M.; Wijesinghe, S.A.E.C.; Yakandawala, K.(Faculty of Agriculture and Plantation Management,Wayamba University of Sri Lanka, Makandura, 2013)