Wickramathilaka, P.K.S.; Abeywickrama, W.H.N.; Gajaweera, K.AS.I.; Malawwathanthri, R.S.(Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2019-02-28)
Fernando, M.E.K.K.; De Silva, U.P.M.; Chathurika, A.P.S.; De Silva, N.; Abeywickrama, L.M.(Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2016-01-13)