(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 2018-12) Jayasumana, M.T.L.K.; Galappaththi, T.I.; Pushpakumara, P.G.A.; Gamage, C.D.; Smith, N.H.; Jinadasa, H.R.N.
(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 2008) Perera, G.D.K.K.; Pushpakumara, P.G.A.; De Silva, L.N.A.; Alexander, P.A.B.D.
