(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 2014) Jayawardana, W.A.D.; Jayasekera, G.A.U.; Wijesundera, R.L.C.; Dissanayake, D M.N.; Sooriyapathirana, S.D.S.S.; Weebadde, C.K.; Perera, K.L.N.S.; Gunapala, K.R.D.; Hettige, P.
