Studies on the Effectiveness of Spreader-Sticker Added Diniconazole Against Rust ( Phragmidium mucronatum(Pers) Schlecht) on Oil-Bearing Roses in Isparta Province

Authors: H. Murat AKSOY, Y. Zekâi KATICIOĞLU

Abstract: In this study, the effect of diniconazole which is used to control of rose rust ( Phragmidium mucronatum) was investigated by reducing the application number and lowering the dose by addition of a spreader-sticker (Citowett). As a result, the following four doses and 3 application times (April 15+April 27+June 13) of each provided 100% control; recommended dose with spreader-sticker addition, recommended dose without spreader-sticker, half of the recommended dose with spreader-sticker, half of the recommended dose without spreader-sticker. Two application (April 15+April 27) with the recommended dose provided 90.79%, two application with half of the recommended dose provided 85.22%, two application with the recommended dose+sperader-sticker provided 93.72% and two spraying with half of the recommended dose+spreader-sticker provided 87.45% control. The effectivness of the treatments performed at one application time (April 15 or April 27) was below 60%.

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