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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.

Elisir

Active

Cucumis melo L. · Melon

Syngenta Seeds B.V.

NL
4 records

Zepo

Active

Cucumis melo L. · Melon

HAZERA SEEDS BV

ES
2 records

Bodelice

Active

Cucumis melo L. · Melon

Enza Zaden Beheer B.V.

NL
2 records

Cucumis melo L. · Melon

Vilmorin SA (FR)

FR
2 records

Melidor

Active

Cucumis melo L. · Melon

De Ruiter Zonen (HR)

FR
2 records

Hornazo

Active

Cucumis melo L. · Melon

CAPITAL GENETIC EBT, S.L.

ES
2 records

Jokari

Active

Cucumis melo L. · Melon

HM.Clause S.A.S.

FR
3 records

Arisona

Terminated

Cucumis melo L. · Melon

Gautier Semences SAS (FR)

FR
3 records

Limal

Terminated

Cucumis melo L. · Melon

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
2 records

Norko

Active

Cucumis melo L. · Melon

Syngenta Crop Protection AG, CH

FR
2 records

Cucumis melo L. · Melon

Sakata Vegetables Europe SARL (FR)

FR
2 records

Tarchon

Active

Cucumis melo L. · Melon

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

NL
4 records

Jubilo

Active

Cucumis melo L. · Melon

Gautier Semences SAS (FR)

FR
2 records

Klimt

Active

Cucumis melo L. · Melon

Takii France SA (FR)

FR
3 records

Gustabel

Active

Cucumis melo L. · Melon

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

NL
4 records

Karpatos

Active

Cucumis melo L. · Melon

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
2 records

Nautilo

Active

Cucumis melo L. · Melon

Enza Zaden Beheer B.V.

NL
4 records

Fitor

Active

Cucumis melo L. · Melon

SEMILLAS FITO, S.A.

ES
2 records

Charmont

Active

Cucumis melo L. · Melon

UNITED GENETICS SEEDS CO

PT
3 records

Tenorio

Active

Cucumis melo L. · Melon

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
2 records

Abisal

Active

Cucumis melo L. · Melon

Enza Zaden Beheer B.V.

NL
4 records

Korfina

Protection expired

Cucumis melo L. · Melon

Golden West Seed Co.

GR
2 records

Casasol

Terminated

Cucumis melo L. · Melon

Rijk Zwaan Zaadteelt en Zaadhandel BV (NL)

FR
2 records

Bacha

Active

Cucumis melo L. · Melon

Gautier Semences SAS (FR)

FR
2 records

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