2.NSF Publications
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Item Effect of (+)-usnic acid on the shot-hole borer (Xyleborus fornicatus Eichh.) of tea(National Science Foundation:Colombo, 2008-12) Sahib, K.; Kularatne, N.S.; Kumar, S.; Karunaratne, V.Item Effect of azadirachtin on incorporation of 35S-cysteine into peptides in the brain and corpus cardiacum in the locust Schistocerca gregaria(National Science Foundation:Colombo, 2003) Paranagama, P.A.; Connolly, J.D.; Strang, R.H.C.Item Investigations on toxic, antifeedant and repellent properties of the defensive secretion of Coridius janus (Hemiptera; Pentatomidae) and a synthetic mixture of its major volatile constituents(National Science Counicl:Colombo, 1991) Pathiratne, A.; Gunawardena, N.E.; Liyanage, S.K.J.Item Systemic effects of neemazal-T/S on the rice brown planthopper, Nilaparvata lugens (Stal)(National Science Foundation:Colombo, 2006) Manatunga, P.N.N.K.; Karunaratne, M.M.S.C.Item Enhancement of the activity of ferrugineol by N-pentanol in an attractant baited trap for the coconut pest, Rhynchophorus ferrugineus F. (Coleoptera: Curculionidae)(Natural Resources Energy Science Authority:Colombo, 1995) Gunawardena, N.E.; Herath, H.M.W.K.B.Item Insecticidal activity of some medicinal plants of Sri Lanka(Natural Resources Energy Science Autority:Colombo, 1997) Hewage, C.M. and othersItem Evaluation of volatile constituents of neem (Azadirachta Indica A. Juss.) leaf extracts against Callosobruchus maculatus (F)(National Science Foundation:Colombo, 2003) Paranagama, P.A.; Adhikari, A.A.C.K.; Abeywickrama, K.P.; Bandara, K.A.N.P.Item Laboratory investigations on the repellent and narcotic properties of steam distillates of local plant extracts to Sitotroga cerealella(Olivier)(National Sience CouncilpColombo:, 1981) Krishnarajah, S.R.; Ganesalingam, V.K.Item Repellency and toxicity of four essential oils to Sitophilus oryzae L. (Coleoptera:Curculionidae)(National Science Foundation:Colombo, 2004) Paranagama, P.A.; Abeysekera, K.H.T.; Nugaliyadde, L.; Abeywickrama, K.P.Item The distribution of the paddy nematode, Hirschmanniella oryzae in Sri Lanka(National Sceince Council :Colombo, 1990) Ekanayake, H.M.R.K.; Ekanayake, U.B.