Author: Ferhat Mehmood, Zaheer-ud-Din Khan, Farkhanda Manzoor and Muhammad Jamil

Publishing Date: 2016

E-ISSN: 1011-601X

Volume: 29 Issue: 3


A study was conducted to evaluate the toxicity and repellency of essential oils from root, stem and leaves of Nazar panra, Skimmia laureola (DC.) Zucc. Ex Walp. of family (Sapindales: Rutaceae) ver. Nair of Pakistan. The oils were tested at three concentrations i.e. 1, 5 and 10%. Black garden ant, Lasius niger L. (Hymenoptera: Formicidae) of Pakistan were selected and exposed to essential oils at room temperature. All essential oils showed Insecticidal activity with LC50=10.15, while dose dependant effect was significant with R2=0.98. It can be concluded that the three Essential oils in this study have both Insecticidal as well as repellent effect.

KEYWORDS: Insecticidal activity, essential oil (EO), Nair

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