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Bioactivity of leaf volatiles of Azadirachta indica A. Juss. and Murraya koenigii Spreng. against Sitophilus oryzae L.(Coleoptera: Curculionidae)

Paranagama, P.A.; Abeysekera, K.H.T.; Nugaliyadde, L.; Abeywickrama, K. (National Science Foundation of Sri Lanka., 2002)

Repellent activity, fumigant and contact toxicities of leaf volatiles of Azadirachta indica A. Juss. and Murraya koengii Spreng. were evaluated against Sitophilus oryzae L. In the dual choice repellency test with A indica ...

Physicochemical changes of stored cowpea, Vigna unguiculata, treated with selected essential oils to control cowpea bruchid, Callosobruchus maculatus (F.)

Rubasinghege, G.R.S.; Paranagama, P.; Abeywickrama, K. (Journal of Food, Agriculture & Environment., 2006)

Cowpea (Vigna unguiculata) seeds were treated with essential oils of C. citratus,C. nardus, C. zeylanicum, M. minutum and a standard pesticide (pirimiphos methyl) as fumigant toxicants. At the end of the four month storage ...

Fungicidal activity of essential oils of Cinnamomum zeylanicum (L.) and Syzygium aromaticum (L.) Merr et LM Perry against crown rot and anthracnose pathogens isolated from banana

Ranasinghe, L.; Jayawardena, B.; Abeywickrama, K. (Blackwell Science Ltd., 2002)

Aims: To develop a post-harvest treatment system against post-harvest fungal pathogens of banana using natural products. Methods and Results:Colletotrichum musae was isolated and identified as the causative agent responsible ...

Phenolic extracts of coconut oil cake: a potential alternative for synthetic antioxidants

Seneviratne, K.N.; Prasadani, W.C.; Jayawardena, B. (2016)

Limitations of natural antioxidants include relatively low antioxidant activity, narrow range of food systems where the antioxidants are effective and limited thermal stability compared to synthetic antioxidants. In the ...

Chemical speciation modeling of drinking water in Padaviya, an affected area of chronic kidney disease of unknown etiology (CKDU)

Perera, K.A.D.H.; Liyanage, J.A. (2017)

Effect of addition of EDTA in calcium absorption by mung plants (Vigna radiata)

Ranhoti, M.P.; de Silva, R.C.L. (Sri Lanka Association for the Advancement of Science, 2016)

Amylase production by A, niger under solid state fermentation using passion fruit peel as the carbon source

Lakmini, S.K.; Weerasooriya, M.K.B. (Sri Lanka Association for the Advancement of Science, 2016)

Engineered Nanomaterials from Mineral Resources: Application in Industry and Environment

Premaratne, W.A.P.J. (Sri Lanka Association for the Advancement of Science, 2016)

Zinc content and prediction of bio-availability of zinc in some locally grown rice (Oryza sativa L.) varieties in Sri Lanka

Herath, H.; Rajapakse, D.; Wimalasena, S.; Weerasooriya, M.K.B. (National Science Foundation of Sri Lanka, 2016)

Rice is the staple food in Sri Lanka and the country has a large number of traditional and improved rice varieties. Since their zinc content and bio-availability has not been studied systematically, the present study focused ...

Vacuum liquid chromatography (VLC) and gel permeation chromatography in natural product research

Paranagama, P.A. (National Institute of Fundamental Studies, Kandy, Sri Lanka., 2016)

Chemical speciation modeling of drinking water in chronic kidney disease of unknown etiology (CKDu) affected areas

Perera, D.H.; Liyanage, J.A. (Department of Forestry and Environment Science, University of Sri Jayewardenepura, Sri Lanka., 2016)

Comparison of the basic nutritional characteristics of the first extract and second extract of coconut milk

Nadeeshani, R.; Wijayaratna, U.N.; Prasadani, W.C.; Ekanayake, S.; Seneviratne, K.N.; Jayathilaka, N. (2015)

Two new bioactive poliketides from Culvularia trifolii, an endolichenic fungus isolated from Usnea sp., in Sri Lanka

Samanthi, K.A.U.; Wickramarachchi, S.; Wijeratne, E.M.K.; Paranagama, P.A. (2015)

Bioactive constituents of wood rot extract of tea, camellia sinensis L.O. Kuntze against alates of low country live wood termite Glyptotermes dilatatus Bugnion and Popoff (Isoptera: Kalotermitidae)

Senanayake, P.D.; Mohotti, K.; Paranagama, P.A. (2015)

Discovering new bioactive molecules from endolichenic fungi, Curvularia trifolii and Penicillium Citrinum

Paranagama, P.A.; Upamalika, S.; Wickramaarachchi, S.; Wijeratne, K.M. (2015)

Endolichenic fungi are microorganisms living in the thalli of lichens that are analogous to the plant endophytic species inhabiting the intercellular spaces of the hosts. The diversity and prevalence of endolichenic fungi ...

Preliminary investigation of polycyclic aromatic hydrocarbon levels in smoked fish produced by fisher community in Sri Lanka

Dehikumbura, G.A.M.D.K.; Ganegama Arachchi, G.J.; Senevirathne, K.N.; Prasadani, W.C.; Paththuwe Arachchi, M.; Perera, R.; Wickramasinghe, I. (Sri Lanka Association for Fisheries and Aquatic Resources, 2016)

Repellency and toxicity of four essential oils to Sitophilus oryzae L. (Coleoptera: Curculionidae)

Paranagama, P.A.; Abeysekera, K.H.T.; Nugaliyadde, L.; Abeywickrama, K.P. (2004)

Foliage preservatives for vase life extension of two dieffenbachia species

Thambugala, S.; Abeywickrama, K.P.; Karunarathna, S. (2010)

Cut foliage of Dieffenbachia maculata and Dieffenbachia amoena were subjected to continuous treatment with several foliage preservatives and export simulation. The preservatives used were 1.75% of sodium hypochlorite, 5% ...

Effect of Chemical Pretreatments on the Quality of Minimally Processed Pineapple Stored in Polystyrene Packages

Ediriweera, S.; Abeywickrama, K.P.; Latifah, M. (2012)

Minimally processed pineapple (Ananas comosus L.) cv. Mauritius stored at cold temperature for seven days were evaluated for physicochemical, sensory and microbiological qualities. Pineapple pieces were treated with 1% ...

Wheat crown rot pathogens Fusarium graminearum and F. pseudograminearum lack specialization

Chakraborty, S.; Obanor, F.; Westecott, R.; Abeywickrama, K.P. (2010)

This article reports a lack of pathogenic specialization among Australian Fusarium graminearum and F. pseudograminearum causing crown rot (CR) of wheat using analysis of variance (ANOVA), principal component and biplot ...

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