Perera, G. G. E.; Sampath, P. A. I.; Vithanage, C. V.; Ranasinghe, M. E. G. C. S.; Walisadeera, A. I.(Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2016-01-28)
Jayaweerarathna, K.; Dinuka, H.L.T.T.; Chathurika, D.A.; Mettananda, R.W.R.V.; Charith, K.W.J.; Gunawickrama, S.H.K.K.(Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2013-11-28)