Browsing by Author "Wannigama, G.P."
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Item Alkaloids of Actinodaphne speciosa (Lauraceae)(1987) Bandara, B.M.R.; Jayasinghe, U.L.B.; Karunaratne, V.; Wannigama, G.P.; Sotheeswaran, S.Item Antibacterial activity of some medicinal plants of Sri Lanka(1998) Hewage, C.M.; Bandara, B.M.R.; Karunaratne, V.; Wannigama, G.P.; Pinto, M.R.M.; Wijesundara, D.S.A.Item Benzylisoquinoline alkaloids from Anamirta cocculus and Diploclisia glaucescens(National Science Council:Colombo, 1992) Jayasinghe, U.L.B.; Wannigama, G.P.; Balasubramaniam, S.; Nasir, H.; Atta-Ur-RahmanItem Chemical and bio-activity investigation of plants of the rubiaceae and combretaoeaeDiyabalanagge, T.K.K.; Wannigama, G.P.Item Geochemical evidence for palaeo-environments of algal mats and peat in Sri Lanka(National Science Council:Colombo, 1983) Dissanayake, C.B.; Senaratne, A.; Weerasooriya, S.V.R.; Wannigama, G.P.Item Glucuronides of Diploclisia glaucescens(1998) Jayasinghe, U.L.B.; Wannigama, G.P.; Macleod, J.K.Item Screening of five potential biological control agents for growth inhibition of Aspergillus flavus and for antifungal compounds(1998) Nawas, N.F.; Wannigama, G.P.; Karunaratne, A.M.Item The bioactivity of ecdysterone(1990) Jayasinghe, U.L.B.; Karunaratne, V.; Wannigama, G.P.Item Triterpenoid acid from Uncaria elliptica(1994) Diyabalanage, T.K.K.; Wannigama, G.P.; Weerasuriya, A.Item Ursene carboxylic acids of Uncaria elliptica(1995) Dyabalanage, T.K.K.; Wannigama, G.P.; Weerasuriya, A.; Jayasinghe, L.; Simmonds, P.