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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.

Raymond

Active

Cucumis melo L. · Melon

HAZERA SEEDS B.V., IL

FR
5 records

Signol

Active

Cucumis melo L. · Melon

Rijk Zwaan Zaadteelt en Zaadhandel BV (NL)

FR UA
7 records

Cucumis melo L. · Melon

Clause Semences (FR)

HU SI SK
6 records

Dolsura

Active

Cucumis melo L. · Melon

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL UA
8 records

Cucumis melo L. · Melon

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL UA
8 records

Cucumis melo L. · Melon

Nunhems B.V.

NL
7 records

Amal

Active

Cucumis melo L. · Melon

HM CLAUSE, FR

FR
6 records

Cucumis melo L. · Melon

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
6 records

Citirex

Active

Cucumis melo L. · Melon

HM Clause,France

FR
7 records

Escudero

Terminated

Cucumis melo L. · Melon

Rijk Zwaan Zaadteelt en Zaadhandel BV (NL)

FR NL
5 records

Mabel

Active

Cucumis melo L. · Melon

Kees Reinink

NL UA
4 records

Kumara

Active

Cucumis melo L. · Melon

Nunhems B.V.

NL UA
7 records

Cucumis melo L. · Melon

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
5 records

Jabalon

Active

Cucumis melo L. · Melon

Ralf Kuijpers

NL UA
7 records

Yeral

Active

Cucumis melo L. · Melon

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL UA
6 records

Cucumis melo L. · Melon

Nunhems, NL

HR NL
5 records

Babor

Active

Cucumis melo L. · Melon

Franck de Langen

FR UA
5 records

Kalyna

Active

Cucumis melo L. · Melon

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL UA
6 records

Emir

Active

Cucumis melo L. · Melon

W. LEGUTKO PRZEDSIEBIORSTWO HODOWLANO NASIENNE SP.Z.O.O

PL
4 records

Samit

Active

Cucumis melo L. · Melon

Seminis Vegetable Seeds

NL
5 records

Alamo

Active

Cucumis melo L. · Melon

SEMILLAS FITO, S.A.

ES NL SK
5 records

Harmatan

Terminated

Cucumis melo L. · Melon

Syngenta Seeds BV (NL)

ES FR NL
4 records

Mission

Active

Cucumis melo L. · Melon

ASGROW SEED COMPANY

IT
5 records

Sancho

Active

Cucumis melo L. · Melon

Les Graines Caillard

ES NL
6 records

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