Abeysinghe, A.M.D.G.K.; Nayananjalie, W.A.D.; Jayawardana, N.W.I.A.; Senadheera, S.; Gunawardhane, C.R.(Rajarata University of Sri Lanka, Faculty of Agriculture, 2017)
Siriwardhana, U.R.G.S.S.; Jayaneththi, J.P.H.U.; Seneviratne, G.; Amarasekara, M.G.T.S.(Rajarata University of Sri Lanka, Faculty of Agriculture, 2017)