Ascospore dispersal of Venturia inaequalis and subsequent development of scab symptoms in a Hungarian organic apple orchard

In this study, we aimed to study ascospore dispersal of Venturia inaequalis and subsequent disease development in an organic apple orchard (Eperjeske) in 2012 and 2013 on apple cultiva ’Mutsu). Burkard spore trap in March and April were used to monitior ascospore concentration and number of scab sym...

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Main Authors: I. J. Holb, Rózsa A., Abonyi F.
Format: Article
Language:English
Published: University of Debrecen 2014-04-01
Series:International Journal of Horticultural Science
Subjects:
Online Access:https://ojs.lib.unideb.hu/IJHS/article/view/1114
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author I. J. Holb
Rózsa A.
Abonyi F.
author_facet I. J. Holb
Rózsa A.
Abonyi F.
author_sort I. J. Holb
collection DOAJ
description In this study, we aimed to study ascospore dispersal of Venturia inaequalis and subsequent disease development in an organic apple orchard (Eperjeske) in 2012 and 2013 on apple cultiva ’Mutsu). Burkard spore trap in March and April were used to monitior ascospore concentration and number of scab symptoms were assesed 20 May in both years. Three peaks were detected in ascospore dispersal in the period of examination which was clearly related to the Mills infection periods. On the basis of the incubation period’s length in April (15–18 days), the appearance of first symptoms had direct connection with the peak of the ascospore discharge. The largest number of symptoms were observed on those parts of the orchards where where the inoculum sources were accumulated.
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spelling doaj.art-a9afcbc375684c0ea6bf5acf1f120c712022-12-21T18:34:12ZengUniversity of DebrecenInternational Journal of Horticultural Science1585-04042676-931X2014-04-01201-210.31421/IJHS/20/1-2/1114Ascospore dispersal of Venturia inaequalis and subsequent development of scab symptoms in a Hungarian organic apple orchardI. J. Holb0Rózsa A.1Abonyi F.2University of Debrecen, P.O. Box 36, H-4015 Debrecen, HungaryUniversity of Debrecen, P.O. Box 36, H-4015 Debrecen, HungaryUniversity of Debrecen, P.O. Box 36, H-4015 Debrecen, HungaryIn this study, we aimed to study ascospore dispersal of Venturia inaequalis and subsequent disease development in an organic apple orchard (Eperjeske) in 2012 and 2013 on apple cultiva ’Mutsu). Burkard spore trap in March and April were used to monitior ascospore concentration and number of scab symptoms were assesed 20 May in both years. Three peaks were detected in ascospore dispersal in the period of examination which was clearly related to the Mills infection periods. On the basis of the incubation period’s length in April (15–18 days), the appearance of first symptoms had direct connection with the peak of the ascospore discharge. The largest number of symptoms were observed on those parts of the orchards where where the inoculum sources were accumulated.https://ojs.lib.unideb.hu/IJHS/article/view/1114ascosporeVenturia inaequalisdispersalorganic applescab incidence
spellingShingle I. J. Holb
Rózsa A.
Abonyi F.
Ascospore dispersal of Venturia inaequalis and subsequent development of scab symptoms in a Hungarian organic apple orchard
International Journal of Horticultural Science
ascospore
Venturia inaequalis
dispersal
organic apple
scab incidence
title Ascospore dispersal of Venturia inaequalis and subsequent development of scab symptoms in a Hungarian organic apple orchard
title_full Ascospore dispersal of Venturia inaequalis and subsequent development of scab symptoms in a Hungarian organic apple orchard
title_fullStr Ascospore dispersal of Venturia inaequalis and subsequent development of scab symptoms in a Hungarian organic apple orchard
title_full_unstemmed Ascospore dispersal of Venturia inaequalis and subsequent development of scab symptoms in a Hungarian organic apple orchard
title_short Ascospore dispersal of Venturia inaequalis and subsequent development of scab symptoms in a Hungarian organic apple orchard
title_sort ascospore dispersal of venturia inaequalis and subsequent development of scab symptoms in a hungarian organic apple orchard
topic ascospore
Venturia inaequalis
dispersal
organic apple
scab incidence
url https://ojs.lib.unideb.hu/IJHS/article/view/1114
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