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Diseases

Grey Mold of Grapevine

Vitis vinifera L.

A fungal disease of grapevines caused by Botrytis cinerea, affecting all green vine organs and berries. The development of the pathogen depends on the physicochemical properties of the cultivar, with resistance being polygenic in nature.

In the reference 544 varieties crop Common grape vine, where this is mentioned in the description.

The causal agent of the disease is the fungus Botrytis cinerea Pers., the perfect stage of which is known as Botryotinia fuckeliana (de Bary) Whetzel. The pathogen infects inflorescences, causing them to wither, as well as leaves and shoots, where it forms necrotic spots and causes discoloration of the bast. The most severe damage is inflicted on the berries, where the fungus penetrates through injuries, causing rot and covering the fruits with a characteristic grey mold.

Resistance of grapevines to grey mold is a complex trait depending on cluster density, berry skin thickness, and biochemical composition, including eugenol content. Unlike other diseases, no specific resistance gene designations are used for grey mold, and breeding evaluation is carried out using scoring scales. Under certain weather conditions, moderate development of the fungus on ripe berries leads to the formation of what is known as noble rot.

General information about the subject — on the page Grey mold.

Sources8

Varieties of Common grape vine mentioned in the description

Selection based on the description text, not on official evaluation: these data are absent from registers. For specific variety details, please refer to its profile.

Vitis vinifera L. · Common grape vine

SK
2 records

Macabeo

Active

Vitis vinifera L. · Common grape vine

ES MT
2 records

Mavrud

Active

Vitis vinifera L. · Common grape vine

BG FR
2 records

Saperavi

Active

Vitis vinifera L. · Common grape vine

UA
2 records

Graciano

Active

Vitis vinifera L. · Common grape vine

ES MT
2 records

Vitis vinifera L. · Common grape vine

ES FR
2 records

Moldova

Active

Vitis vinifera L. · Common grape vine

UA
2 records

Vitis vinifera L. · Common grape vine

ES FR
2 records

Dabouki

Active

Vitis vinifera L. · Common grape vine

ES FR
2 records

Vitis vinifera L. · Common grape vine

INCONNU (FR)

FR
1 record

Vitis vinifera L. · Common grape vine

INCONNU (FR)

FR
1 record

Vitis vinifera L. · Common grape vine

INCONNU (FR)

FR
1 record

Bolero

Active

Vitis vinifera L. · Common grape vine

Hochschule Geisenheim University Institut für Pflanzenzüchtung Herrn Prof. Dr. Ernst Rühl

DE
2 records

Findling

Active

Vitis vinifera L. · Common grape vine

AKTIONSGEMEINSCHAFT| Aktionsgemeinschaft zur Erhaltung von Rebsorten e.V. im DLR Rheinhessen-Nahe-Hunsrueck

DE
2 records

Vitis vinifera L. · Common grape vine

INCONNU (FR)

FR
1 record

Vitis vinifera L. · Common grape vine

INCONNU (FR)

FR
1 record

Abondant

Active

Vitis vinifera L. · Common grape vine

INCONNU (FR)

FR
1 record

Sulima

Active

Vitis vinifera L. · Common grape vine

INSTITUT NATIONAL DE LA RECHERCHE AGRONOMIQUE, FR

FR
2 records

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