Padmasiri, H.G.N.C.; Sundarabathy, T.V.; Mudalige, A.R.; Premaratne, Sujatha; Bandara, A.M.K.R.(Faculty of Agriculture - Rajarata University of Sri Lanka, 2011-09-16)
Abeyrathna, H.M.P.; Palliyaguru, M.W.C.D.; Gunawardena, W.W.D.A.; Bandara, A.M.K.R.; Ranadheera, C.S.(Faculty of Agriculture - Rajarata University of Sri Lanka, 2012-11-15)