Ponnamperuma Arachchi, J.; Bandara, D. M. B. N.; Perera, S. P. M. G. N. H.; Nugaliyadde, L.(Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2019-02-28)
W.M.C.J. Wijekoon, W.M.C.J.; Adikaram, K.K.L.B.; Piyaratne, M.K.D.K.; Priyankara, A.C.P.; Samaraweera, G.C.(Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2019-02-28)
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)