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Browsing by Author "Krishnarajah, S.R."

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    A Study on toxic effects of some local plant oils on Sitotroga Cerealella (olivier) (LEPIDOPTERA:GELECHIIDAE)
    Krishnarajah, S.R.
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    A comparative study of the glycoside fractions of some holothurians found in Sri Lankan waters
    (National Science Council:Colombo, 1983) Mahendran, M.; Abraham, T.W.; Krishnarajah, S.R.; Elanganayagam, P.
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    Composition of essential oils and mosquito repellent properties of local Madurutala plants (Ocimum spp.)
    (1997) Senanayake, U.M.; Chitran, V.J.; Krishnarajah, S.R.
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    Investigation of the presence of stroed grain insects under field condition and their control by repellents
    Krishnarajah, S.R.; Ganesalingam, V.K
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    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.
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    A note on the larvicidal efficacy of saponin constituted crude extracts of plant and animal origin against Aedes aegypti L.
    (National Science Foundation:Colombo, 2009-9) Surendran, S.N.; Kumaran, V.; Sivarajah, R.; Krishnarajah, S.R.; Srikaran, R.; Raghavendra, K.

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