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Deterrent effects of some Sri Lankan essential oils on oviposition and progeny production of the cowpea bruchid, Callosobruchus maculatus (F.)(Coleoptera; Bruchidae)

Paranagama, P.; Adhikari, C.; Abeywickrama, K.P.; Bandara, P. (2003)

Essential oils extracted from five plant materials were tested on oviposition and progeny production of F1 adult of cowpea bruchid, Callosobruchus maculatus on cowpea seeds. All oils tested showed a significant inhibition ...
Efficacy of essential oils from bark and leaf of Cinnamomum zeylanicum on root knot nematode, Meloidogyne graminicola in rice seedlings and young rice plants

Amarasinghe, L.D.; Wijesinghe, W.K.A.G.A.; Jayawardhane, B.K. (Journal of Science of the University of Kelaniya, Sri Lanka, 2011)

The present study was conducted to evaluate the efficacy of essential oils from leaf and bark of cinnamon, Cinnamomum zeylanicum in controlling Meloidogyne graminicola and their effects on rice seedlings and young rice ...
Fungicidal and anti-aflatoxigenic effects of the essential oil of Cymbopogon citratus (DC.) Stapf. (lemongrass) against Aspergillus flavus Link. isolated from stored rice

Paranagama, P.A.; Abeysekera, K.H.T.; Abeywickrama, K.P.; Nugaliyadde, L. (The Society for Applied Microbiology, 2003)

Aims: To develop a natural fungicide against aflatoxigenic fungi, to protect stored rice, using the essential oil of lemongrass. Methods and Results: Aspergillus flavus Link. was isolated from stored rice and identified ...
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 ...

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