The new physiological disorder "green berries" on the variety Gewürztraminer

The grape variety Gewürztraminer is known to be affected by two physiological disorders namely berry shrivel and bunch stem necrosis. During the season 2014 we noticed a new symptomatology type of ripening disorder on the variety. The new symptom showed not all berries fallowing the normal maturatio...

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Main Authors: Florian Haas, Barbara Raifer
Format: Article
Language:deu
Published: Laimburg Research Centre 2021-12-01
Series:Laimburg Journal
Subjects:
Online Access:https://journal.laimburg.it/index.php/laimburg-journal/article/view/99
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author Florian Haas
Barbara Raifer
author_facet Florian Haas
Barbara Raifer
author_sort Florian Haas
collection DOAJ
description The grape variety Gewürztraminer is known to be affected by two physiological disorders namely berry shrivel and bunch stem necrosis. During the season 2014 we noticed a new symptomatology type of ripening disorder on the variety. The new symptom showed not all berries fallowing the normal maturation stages, but single berries remaining at a soft but green stage till harvest. This work shows the results of first attempts to find causes for the symptom as well as the resulting approach to mitigate symptoms. Applications of magnesium leaf fertilizer showed first promising results against this putative disorder reducing incidence and severity of the symptom.
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spelling doaj.art-dbae149a0e2142eaa25ad63d2ffd7ddd2022-12-21T16:58:20ZdeuLaimburg Research CentreLaimburg Journal2612-26932021-12-01310.23796/LJ/2021.011The new physiological disorder "green berries" on the variety GewürztraminerFlorian Haas0Barbara Raifer1Laimburg Research Centre, ItalyLaimburg Research Centre, ItalyThe grape variety Gewürztraminer is known to be affected by two physiological disorders namely berry shrivel and bunch stem necrosis. During the season 2014 we noticed a new symptomatology type of ripening disorder on the variety. The new symptom showed not all berries fallowing the normal maturation stages, but single berries remaining at a soft but green stage till harvest. This work shows the results of first attempts to find causes for the symptom as well as the resulting approach to mitigate symptoms. Applications of magnesium leaf fertilizer showed first promising results against this putative disorder reducing incidence and severity of the symptom.https://journal.laimburg.it/index.php/laimburg-journal/article/view/99ripening disordermagnesiumgreen berriesgewürztraminer
spellingShingle Florian Haas
Barbara Raifer
The new physiological disorder "green berries" on the variety Gewürztraminer
Laimburg Journal
ripening disorder
magnesium
green berries
gewürztraminer
title The new physiological disorder "green berries" on the variety Gewürztraminer
title_full The new physiological disorder "green berries" on the variety Gewürztraminer
title_fullStr The new physiological disorder "green berries" on the variety Gewürztraminer
title_full_unstemmed The new physiological disorder "green berries" on the variety Gewürztraminer
title_short The new physiological disorder "green berries" on the variety Gewürztraminer
title_sort new physiological disorder green berries on the variety gewurztraminer
topic ripening disorder
magnesium
green berries
gewürztraminer
url https://journal.laimburg.it/index.php/laimburg-journal/article/view/99
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