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Diseases

Powdery mildew of melon

Cucumis melo L.

A fungal disease of melon caused by the obligate biotrophs Podosphaera xanthii and Golovinomyces cichoracearum. It manifests as a white coating on plant organs, causing chlorosis, leaf desiccation, and reduced fruit quality.

In the reference 670 varieties crop Melon, where this is mentioned in the description.

The pathogens Podosphaera xanthii and Golovinomyces cichoracearum are specialized pathogens capable of existing either individually or as a mixed infection. The disease primarily affects the leaves, as well as stems and fruits, forming a powdery mycelium on their surface, which leads to a decrease in photosynthetic activity, premature leaf senescence, and a loss of fruit sweetness.

The pathogens possess high physiological specialization and are represented by a number of races adapted to infecting specific differential cultivars. In breeding programs, sources of genetic resistance are used to control the disease, including specific loci such as Pm-wWMR 29, often combined with resistance genes for other pests and diseases.

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

Sources8

Varieties of Melon 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.

Bernal

Active

Cucumis melo L. · Melon

Enza Zaden Beheer B.V.

NL
2 records

Lunastar

Terminated

Cucumis melo L. · Melon

NUNHEMS BIO OBTENTION

NL
3 records

Cucumis melo L. · Melon

Nunhems B.V./Laboratioire ASL S.N.C.

NL
4 records

Cucumis melo L. · Melon

RAMIRO ARNEDO, S.A.

ES
2 records

Delibel

Active

Cucumis melo L. · Melon

Nunhems B.V., Laboratoire ASL S.N.C.

NL
7 records

Galatin

Terminated

Cucumis melo L. · Melon

Syngenta Seeds BV (NL)

FR
2 records

Bazan

Active

Cucumis melo L. · Melon

SEMILLAS FITO, S.A.

ES
2 records

Cucumis melo L. · Melon

Sakata Vegetables Europe SAS (FR)

FR
2 records

Cucumis melo L. · Melon

MINISTERO DELLE POLITICHE AGRICOLE E FORESTALI - DIREZIONE GENERALE DELLE POLITICHE AGRICOLE ED AGROINDUSTRIALI NAZIONALI

IT
2 records

Garceran

Active

Cucumis melo L. · Melon

SEMILLAS FITO, S.A.

ES
2 records

Isatis

Active

Cucumis melo L. · Melon

Syngenta Crop Protection AG, CH

FR
2 records

Migdal

Terminated

Cucumis melo L. · Melon

Enza Zaden Beheer B.V.

NL
4 records

Venus

Active

Cucumis melo L. · Melon

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
2 records

Callisto

Active

Cucumis melo L. · Melon

Apollo Seeds (USA)

BG
2 records

Edonis

Terminated

Cucumis melo L. · Melon

Graines Gautier SA (FR)

FR
2 records

Maioral

Active

Cucumis melo L. · Melon

Enza Zaden Beheer B.V.

NL
2 records

Taigeto

Active

Cucumis melo L. · Melon

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
2 records

Elfo

Terminated

Cucumis melo L. · Melon

Syngenta Seeds B.V.

NL
2 records

Barriol

Terminated

Cucumis melo L. · Melon

Rijk Zwaan Zaadteelt en Zaadhandel BV (NL)

FR
2 records

Cordial

Active

Cucumis melo L. · Melon

Sakata Seed Corporation, JP

FR
2 records

Milagro

Active

Cucumis melo L. · Melon

Sakata Vegetables Europe SAS (FR)

FR
2 records

Chupito

Active

Cucumis melo L. · Melon

MERIDIEM SEEDS S.L.

ES
2 records

Jacobo

Active

Cucumis melo L. · Melon

SEMILLAS FITO, S.A.

ES
2 records

Valentin

Active

Cucumis melo L. · Melon

RAMIRO ARNEDO, S.A.

ES
2 records

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