Paranagama, P.A.Abeysekera, K.H.T.Nugaliyadde, L.Abeywickrama, K.P.2016-04-082016-04-082004Paranagama, P.A., Abeysekera, K.H.T., Nugaliyadde, L. and Abeywickrama, K.P., 2004. Repellency and toxicity of four essential oils to Sitophilus oryzae L. (Coleoptera: Curculionidae). Journal of the National Science Foundation of Sri Lanka, 32(3-4): pp. 127-138.http://repository.kln.ac.lk/handle/123456789/12571enArticle