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Diseases

Downy Mildew of Grapevine

Vitis vinifera L.

A fungal disease of grapevines caused by the oomycete Plasmopara viticola, affecting all green parts of the plant. It is characterized by the appearance of "oil" spots on leaves and a white sporulation bloom under high humidity conditions.

In the reference 33 varieties crop Common grape vine, where this is mentioned in the description.

The causal agent of the disease is the obligate parasite Plasmopara viticola. The pathogen infects the non-lignified parts of the vine, including leaves, shoots, inflorescences, and berries. On young leaves, the disease manifests as "oil" spots with a greasy sheen, while on older leaves, they acquire an angular shape. Under high humidity, a whitish-gray sporulation bloom develops on the underside of the leaf, after which the affected tissues undergo necrosis.

Infection of inflorescences and young berries is accompanied by the appearance of a gray bloom and subsequent rotting. On mature berries, the disease manifests as "brown rot," in which the fruits wither, darken, and mummify. Since most Vitis vinifera cultivars are susceptible to the pathogen, breeding is conducted using Rpv resistance genes borrowed from wild species, such as Rpv3, Rpv10, and Rpv12.

General information about the subject — on the page Downy mildew.

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.

RUSALKA 1

Withdrawn

Vitis vinifera L. · Common grape vine

MINCHO GUENCHEV KONDAREV

ES
1 record

Osella

Active

Vitis vinifera L. · Common grape vine

Dr. Norbert Becker im Staatl. Weinbauinstitut

DE
1 record

Vitis vinifera L. · Common grape vine

INCONNU (FR)

FR
1 record

Etiud

Active

Vitis vinifera L. · Common grape vine

Stasieva Mariia Ivanivna, Yarmak IEvheniia Dmytrivna, Storozhuk Kateryna Moisiivna, Bankovska Mariia Hryhorivna, Tulaieva Maiia Ivanivna, Meleshko Larysa Fedorivna, Dokuchaieva IEvheniia Mykolaivna,

UA
2 records

Vitis vinifera L. · Common grape vine

INCONNU (FR)

FR
1 record

Vitis vinifera L. · Common grape vine

Valentin Blattner-Haefeli und Frau Silvia

DE
2 records

Vitis vinifera L. · Common grape vine

Jean Luc Viaud (FR)

FR
2 records

Vitis vinifera L. · Common grape vine

Maliukina Nina Anatoliivna, Mazurenko Liudmyla Stepanivna, Kovalova Iryna Anatoliivna, Chysnikov Vitalii Stepanovych, Tulaieva Maiia Ivanivna,

UA
4 records

Vitis vinifera L. · Common grape vine

Dr. Norbert Becker im Staatl. Weinbauinstitut

DE
2 records

Allegro

Active

Vitis vinifera L. · Common grape vine

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

DE
2 records

Vitis vinifera L. · Common grape vine

Dr. Norbert Becker im Staatl. Weinbauinstitut

DE
2 records

Vitis vinifera L. · Common grape vine

Dr. Norbert Becker im Staatl. Weinbauinstitut

DE
2 records

Vitis vinifera L. · Common grape vine

Mincho Kondarev, Dimitar Prodanski, Ivanka Boneva, Stoyan Kukunov, Penka Georgieva, Stoyanka Krastanova

BG
1 record

Vitis vinifera L. · Common grape vine

INCONNU (FR)

FR
1 record

Vitis vinifera L. · Common grape vine

Dr. Norbert Becker im Staatl. Weinbauinstitut

DE
2 records

Vitis vinifera L. · Common grape vine

Gunvaldis Ilgvars Vesmins

LV
2 records

Vitis vinifera L. · Common grape vine

ESTACION EXPERIMENTAL AGROPECUARIA INTA RAMA CAIDA (AR)

FR
1 record

Vitis vinifera L. · Common grape vine

Kostiuk Oleksii Nikiforovych, Dokuchaieva IEvheniia Mykolaivna, Tsebrii Mykhailo Petrovych, Aivazian Petros Karapetovych,

UA
1 record

Vitis vinifera L. · Common grape vine

ESTACION EXPERIMENTAL AGROPECUARIA INTA RAMA CAIDA (AR)

FR
1 record

Claverie

Active

Vitis vinifera L. · Common grape vine

INCONNU (FR)

FR
1 record

Fidelio

Application submitted

Vitis vinifera L. · Common grape vine

Prof. Dr. H. Becker

DE
4 records

Vitis vinifera L. · Common grape vine

Hochschule Geisenheim Institut fuer Rebenzuechtung

DE
2 records

Vitis vinifera L. · Common grape vine

ARDVCG - MAIRIE DES TARTARAS (FR)

FR
1 record

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