Gunarathna, K.M.S.U.; Chandrasekara, A.; Abeynayake, N.R.(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)
Aloysius, N.M.; Abeynayake, N.R.; Wijeyewardena, H.M.S.L.(Faculty of Agriculture and Plantation Management,Wayamba University of Sri Lanka, Makandura, 2016)
Madhubhashini, N.G.N.; Anjalee, G.H.I.; Abeynayake, N.R.(Faculty of Agriculture and Plantation Management,Wayamba University of Sri Lanka, Makandura, 2016)