DOI: 10.17265/2159-5828/2017.04.004
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Pervin Erdogan, Betul Sever Yilmaz

Abstract: Abstract: Two-spotted spider mite (Tetranychus urticae Koch) (Acari: Tetranychidae) is a very serious pest worldwide, causing considerable damage to vegetables, flowers and fruit crops. The application of plant extracts to control insects can be an effective alternative. In this study, the efficacy of an extract from Juglans regia L. (Juglandecaea) was tested as an alternative to conventional acaricides. Using two different methods, bioassays were used to determine the effects of varying concentrations J. reg…

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