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Diseases

Grape Powdery Mildew

Vitis vinifera L.

An obligate disease of grapevines caused by the fungus Erysiphe necator. The pathogen affects all green parts of the plant, causing the appearance of a powdery coating, organ deformation, and berry cracking.

In the reference 59 varieties crop Common grape vine, where this is mentioned in the description.

The causal agent of grape powdery mildew (oidium) is the ascomycete fungus Erysiphe necator. The infection affects leaves, shoots, inflorescences, and berries throughout the growing season. A characteristic sign is a whitish-gray powdery coating; brown or black spots may form on the shoots, as well as "flag shoots" developing from infected buds.

Leaf infection leads to curling and necrosis, while infection of inflorescences and berries causes them to drop, dry out, or crack. Affected shoots show reduced maturation capacity and frost resistance. Currently, cultivar resistance in agronomic practice is classified as relative, without differentiation by specific resistance genes.

General information about the subject — on the page Powdery 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.

Rolle

Active

Vitis vinifera L. · Common grape vine

INCONNU (FR)

FR
1 record

Vitis vinifera L. · Common grape vine

INCONNU (FR)

FR
1 record

Lilaro

Active

Vitis vinifera L. · Common grape vine

Institut National de Recherche pour l'Agriculture l'Alimentation et l'Environnement (INRAE)

1 record

Vitis vinifera L. · Common grape vine

Roshka Nataliia Anatoliivna, Oliinykov Mykolai Petrovych, Melkonian Misak Vaharshakovych, Klymenko Viktor Pavlovych, Volynkin Volodymyr Oleksandrovych,

UA
1 record

Villaris

Active

Vitis vinifera L. · Common grape vine

Dr. Rudolf Eibach / Prof. Dr. Reinhard Töpfer

DE
2 records

MC69

Application submitted

Vitis vinifera L. · Common grape vine

José Ignacio Fernández Fernández/Leonor Ruiz García/María Rocío Gil Muñoz/Diego José Fernández /María José Giménez Bañón/Juan Daniel Moreno Olivares/Celia Martínez Mora/Juan Antonio Bleda Sánchez/Adrián Martínez Cutillas

ES
1 record

Palatina

Protection expired

Vitis vinifera L. · Common grape vine

Prof. Dr. Pal Kozma Lehrstuhl f. Wein- u. Gartenbau Universität Budapest

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

Vitis vinifera L. · Common grape vine

INCONNU (FR)

FR
1 record

Servanin

Active

Vitis vinifera L. · Common grape vine

INCONNU (FR)

FR
1 record

Rondo

Active

Vitis vinifera L. · Common grape vine

Prof. Dr. H. Becker

DE
2 records

Crouchen

Active

Vitis vinifera L. · Common grape vine

INCONNU (FR)

FR
1 record

Duras

Active

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

Opalor

Active

Vitis vinifera L. · Common grape vine

Institut National de Recherche pour l'Agriculture l'Alimentation et l'Environnement (INRAE)

1 record

Krasen

Terminated

Vitis vinifera L. · Common grape vine

Oliinykov Mykolai Petrovych, Klymenko Viktor Pavlovych, Melkonian Misak Vaharshakovych, Volynkin Volodymyr Oleksandrovych,

UA
3 records

Vitis vinifera L. · Common grape vine

Institut National de la Recherche Agronomique (FR)/Sicarex Beaujolais (FR)

FR
1 record

Vitis vinifera L. · Common grape vine

INCONNU (FR)

FR
1 record

Vitis vinifera L. · Common grape vine

Z. Nakov, V. Valchev, M. Ivanov, V. Tsvetkov, V. Haygarov, T. Yoncheva

BG
1 record

Vitis vinifera L. · Common grape vine

INCONNU (FR)

FR
1 record

Vitis vinifera L. · Common grape vine

INCONNU (FR)

FR
1 record

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