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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.

Alma Terra

Application submitted

Cucumis melo L. · Melon

KWS VEGETABLES B.V.

NL
1 record

Vendaval

Application submitted

Cucumis melo L. · Melon

HM Clause SAS (FR)

FR
1 record

Shinari

Application submitted

Cucumis melo L. · Melon

Shevchenko Igor

UA
2 records

NERUDA

Active

Cucumis melo L. · Melon

MERIDIEM SEEDS S.L.

ES
1 record

TEQUILA

Application submitted

Cucumis melo L. · Melon

MERIDIEM SEEDS S.L.

ES
1 record

ERVIDEL

Application submitted

Cucumis melo L. · Melon

SEMILLAS FITO, S.A.

ES
2 records

NASSAU

Application submitted

Cucumis melo L. · Melon

RAMIRO ARNEDO, S.A.

ES
1 record

Didona

Terminated

Cucumis melo L. · Melon

Lymar Anatolii Ostapovych, Didenko Tetiana Volodymyrivna, Didenko Volodymyr Pavlovych,

UA
1 record

HAWAI

Application submitted

Cucumis melo L. · Melon

RAMIRO ARNEDO, S.A.

ES
1 record

Abilene

Application submitted

Cucumis melo L. · Melon

Enza Zaden Beheer B.V.

NL
2 records

DRAGON BALL

Application submitted

Cucumis melo L. · Melon

MERIDIEM SEEDS S.L.

ES
1 record

Cucumis melo L. · Melon

RAMIRO ARNEDO, S.A.

ES
1 record

Cucumis melo L. · Melon

Moshe Zalsman

UA
2 records

Orali

Application submitted

Cucumis melo L. · Melon

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
2 records

Anzer F1

Terminated

Cucumis melo L. · Melon

Ersyn Hiunes

UA
1 record

CALLEJON

Active

Cucumis melo L. · Melon

SEMILLAS FITO, S.A.

ES
1 record

Noval

Withdrawn

Cucumis melo L. · Melon

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
1 record

HONOLULU

Application submitted

Cucumis melo L. · Melon

SEMILLAS FITO, S.A.

ES
1 record

Vanda

Active

Cucumis melo L. · Melon

Dr. V.S.S. Rao

UA
2 records

MARMERAL

Application submitted

Cucumis melo L. · Melon

INTERSEMILLAS, S.A.

ES
1 record

Goldi TZ F1

Application submitted

Cucumis melo L. · Melon

Robert Priieur

UA
2 records

34 213 RZ

Withdrawn

Cucumis melo L. · Melon

RIJK ZWAAN Z.Z. B.V.

ES
1 record

Witral

Withdrawn

Cucumis melo L. · Melon

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
2 records

Perlita

Terminated

Cucumis melo L. · Melon

PEOTEC SEEDS SRL

IT
2 records

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