Essential oil composition and insecticidal activity of Satureja boissieri against Sitophilus granarius (Coleoptera:Curculionidae) and Spodoptera littoralis (Lepidoptera: Noctuidae)
Abstract
In the scope of this study, we have investigated fumigant and contact toxicity effects of Satureja boissieri Hausskn. ex Boiss. essential oil against Sitophilus granarius L. (Coleoptera: Curculionidae) and Spodoptera littoralis (Boisduval) (Lepidoptera: Noctuidae). The fumigant and contact toxicity experiments were carried out with the adults of Sitophilus granarius whereas the contact toxicity experiment was carried out with the 3rd, 4th and 5th larvae of S. littoralis. Also, various fractions of S. boissieri essential oil were investigated for fumigant activity against S. granarius. In fumigant toxicity studies, the highest activity was obtained at 36 hours with a dose of 0.1 μl/ml with a 100% mortality rate. Fractions of the essential oil had significant fumigant activity on S. granarius (100% fumigant activity at 0.1 μl/ml). Contact toxicity of 100 μl/ml essential oil on the 3rd and 4th larval stage of S. littoralis, was determined to be 100%, however, on the 5th larval stage it was 90.17%. The activity at 25 μl/ml dose was 71.12% in the 3rd larval stage whereas the activity remained very low (6.39- 22.20%) in other larval stages. These results indicated that essential oil of S. boissieri have significant potential which merits to be studied further in possible applications as fumigant and contact insecticide in the control of S. granarius and S. littoralis.
Keywords
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Details
Primary Language
English
Subjects
-
Journal Section
Research Article
Authors
Fatih Gül
This is me
0000-0002-4297-786X
Serkan Koldaş
This is me
0000-0002-7917-4008
Mustafa Alkan
*
0000-0001-7125-2270
Türkiye
Publication Date
June 30, 2020
Submission Date
September 9, 2019
Acceptance Date
June 15, 2020
Published in Issue
Year 2020 Volume: 60 Number: 2
