<abstract xmlns="http://www.w3.org/1999/xhtml"><p>Though profitable crop production can be more simply achieved by using synthetic pesticides, the research of alternative plant protection solutions is necessary. The effect of the volatile oils of cinnamon, thyme, and a copper ingredient fertilizer were tested for their activity against apple scab and powdery mildew in apple orchards in 2014 and 2017. Oils applied alone or in combination were effective against apple scab in 2014 and in 2017 and against powdery mildew on leaves in 2017. The copper ingredient fertilizer product improved the efficacy of the oils. The results of these trials show that the tested volatile oils are suitable candidates for further research and for the development of organic fungicides against the diseases of apple.</p></abstract>

Though profitable crop production can be more simply achieved by using synthetic pesticides, the research of alternative plant protection solutions is necessary. The effect of the volatile oils of cinnamon, thyme, and a copper ingredient fertilizer were tested for their activity against apple scab and powdery mildew in apple orchards in 2014 and 2017. Oils applied alone or in combination were effective against apple scab in 2014 and in 2017 and against powdery mildew on leaves in 2017. The copper ingredient fertilizer product improved the efficacy of the oils. The results of these trials show that the tested volatile oils are suitable candidates for further research and for the development of organic fungicides against the diseases of apple.

The efficacy of essential oils against <italic>Venturia inaequalis</italic> (Cooke) G. Winter and <italic>Podosphaera leucotricha</italic> (Ellis &amp; Everh.) E. S. Salmon <italic>in vivo</italic>

Faculty of Horticultural Sciences, Department of Plant Pathology

Faculty of Horticultural Sciences, Department of Biometrics and Agricultural Informatics

Acta Universitatis Sapientiae, Agriculture and Environment

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

The efficacy of essential oils against  (Cooke) G. Winter and  (Ellis & Everh.) E. S. Salmon 

Though profitable crop production can be more simply achieved by using synthetic pesticides, the research of alternative plant protection solutions is...

The efficacy of essential oils against Venturia inaequalis (Cooke) G. Winter and Podosphaera leucotricha (Ellis & Everh.) E. S. Salmon in vivo

Published Online: Feb 23, 2019

Page range: 5 - 19

Received: Feb 19, 2018

Accepted: Apr 10, 2018

DOI: https://doi.org/10.2478/ausae-2018-0001

Keywords
apple scab, powdery mildew, thyme, cinnamon

© 2018 Tamás Hochbaum et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

The efficacy of essential oils against Venturia inaequalis (Cooke) G. Winter and Podosphaera leucotricha (Ellis & Everh.) E. S. Salmon in vivo

Published Online: Feb 23, 2019

Page range: 5 - 19

Received: Feb 19, 2018

Accepted: Apr 10, 2018

DOI: https://doi.org/10.2478/ausae-2018-0001

Keywordsapple scab, powdery mildew, thyme, cinnamon

© 2018 Tamás Hochbaum et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Keywords
apple scab, powdery mildew, thyme, cinnamon