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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.

Tyrsen

Active

Cucumis melo L. · Melon

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

NL
4 records

Gibson

Terminated

Cucumis melo L. · Melon

Rijk Zwaan Zaadteelt en Zaadhandel BV (NL)

FR
2 records

Herakles

Terminated

Cucumis melo L. · Melon

SEMILLAS FITO, S.A.

ES
2 records

Neros

Active

Cucumis melo L. · Melon

Clause Tezier, FR

FR
2 records

Gueliz

Terminated

Cucumis melo L. · Melon

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
3 records

Friandiz

Active

Cucumis melo L. · Melon

Enza Zaden Beheer B.V.

NL
4 records

Minithor

Active

Cucumis melo L. · Melon

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
3 records

Heliobel

Terminated

Cucumis melo L. · Melon

Semences Nunhems SARL (FR)/Laboratoire de recherche A.S.L. (FR)

FR
2 records

Borabora

Active

Cucumis melo L. · Melon

SEMILLAS FITO, S.A.

ES
2 records

Ambrosia

Terminated

Cucumis melo L. · Melon

EVERGROW SEED CO. LTD

ES
2 records

Durero

Active

Cucumis melo L. · Melon

TAKII EUROPE B V

NL
2 records

Goldie

Terminated

Cucumis melo L. · Melon

SUNSEEDS

IT
2 records

Gambito

Active

Cucumis melo L. · Melon

Sakata Vegetables Europe SAS (FR)

FR
3 records

Dako

Active

Cucumis melo L. · Melon

HM Clause SA (FR)

FR
2 records

Mural

Terminated

Cucumis melo L. · Melon

Syngenta Seeds B.V.

NL
2 records

Brandy

Active

Cucumis melo L. · Melon

MERIDIEM SEEDS S.L.

ES
2 records

Zanaka

Terminated

Cucumis melo L. · Melon

Enza Zaden Beheer B.V.

NL
4 records

Gina

Active

Cucumis melo L. · Melon

HAZERA GENETICS

ES
2 records

Harmel

Active

Cucumis melo L. · Melon

UNITED GENETICS SEEDS CO

PT
3 records

Solibel

Active

Cucumis melo L. · Melon

Nunhems B.V.

NL
4 records

Zlata

Active

Cucumis melo L. · Melon

SMOLINOVA NADEZhDA VIKTOROVNA / SOKOLOV ARTEM SERGEEVICh / SOKOLOV SERGEJ DMITRIEVICh / HUTORNAYa ELENA VLADIMIROVNA / ShANTASOV ARTUR MARATOVICh

UA
3 records

Soleares

Active

Cucumis melo L. · Melon

SEMILLAS FITO, S.A.

ES
2 records

Jamaica

Terminated

Cucumis melo L. · Melon

Petoseed Co INC (US)

FR
2 records

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