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Diseases

Powdery mildew of strawberry

Fragaria x ananassa Duchesne ex Rozier

A fungal disease caused by the pathogen Podosphaera aphanis, affecting all above-ground parts of the plant. It is characterized by the appearance of a white coating and the upward curling of leaf margins into a boat shape.

In the reference 281 varieties crop Garden strawberry, where this is mentioned in the description.

The causal agent of powdery mildew on strawberry is the ascomycete fungus Podosphaera aphanis, referred to in older literature as Sphaerotheca macularis f. sp. fragariae or Oidium fragariae. The pathogen affects all above-ground organs, causing a characteristic curling of the leaf margins inward, which exposes the underside covered in a white mycelial mat. In late stages, necrosis and a bronze tan appear on the tissues, and infected berries become deformed, acquiring a musty flavor.

Resistance of the crop to the disease is a polygenic trait determined by quantitative trait loci (QTLs). The primary locus studied is 08 To-f, for which the DNA markers IB535110 and IB533828 are used for identification. Additionally, MLO susceptibility genes, particularly FaMLO10, FaMLO17, and FaMLO20, play an important role, and their manipulation is considered a promising direction for increasing the resistance of octoploid strawberry cultivars.

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

Sources8

Varieties of Garden strawberry 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.

Hademar

Active

Fragaria x ananassa Duchesne ex Rozier · Garden strawberry

NL
8 records

Flair

Active

Fragaria x ananassa Duchesne ex Rozier · Garden strawberry

NL PL
10 records

Pegasus

Active

Fragaria x ananassa Duchesne ex Rozier · Garden strawberry

DE DK FR NL PL
14 records

Wendy

Active

Fragaria x ananassa Duchesne ex Rozier · Garden strawberry

NL
8 records

Allegro

Active

Fragaria x ananassa Duchesne ex Rozier · Garden strawberry

NL
8 records

Favori

Active

Fragaria x ananassa Duchesne ex Rozier · Garden strawberry

NL
8 records

Fragaria x ananassa Duchesne ex Rozier · Garden strawberry

NL
8 records

Fragaria x ananassa Duchesne ex Rozier · Garden strawberry

NL
8 records

Cirafine

Active

Fragaria x ananassa Duchesne ex Rozier · Garden strawberry

ES FR HU NL
12 records

Fragaria x ananassa Duchesne ex Rozier · Garden strawberry

NL
8 records

Kimberly

Active

Fragaria x ananassa Duchesne ex Rozier · Garden strawberry

NL PL
11 records

Arosa

Active

Fragaria x ananassa Duchesne ex Rozier · Garden strawberry

NL RO
9 records

Sussette

Active

Fragaria x ananassa Duchesne ex Rozier · Garden strawberry

NL
7 records

Capri

Active

Fragaria x ananassa Duchesne ex Rozier · Garden strawberry

NL UA
9 records

Marala

Active

Fragaria x ananassa Duchesne ex Rozier · Garden strawberry

DK FR NL SE
7 records

Furore

Active

Fragaria x ananassa Duchesne ex Rozier · Garden strawberry

NL
7 records

Fragaria x ananassa Duchesne ex Rozier · Garden strawberry

NL
7 records

Eros

Active

Fragaria x ananassa Duchesne ex Rozier · Garden strawberry

NL PL UA
9 records

Galiaciv

Active

Fragaria x ananassa Duchesne ex Rozier · Garden strawberry

NL UA
8 records

Capriss

Active

Fragaria x ananassa Duchesne ex Rozier · Garden strawberry

FR NL
7 records

Diana

Active

Fragaria x ananassa Duchesne ex Rozier · Garden strawberry

ES FR NL
6 records

Elan

Active

Fragaria x ananassa Duchesne ex Rozier · Garden strawberry

NL
9 records

Candiss

Active

Fragaria x ananassa Duchesne ex Rozier · Garden strawberry

FR NL
7 records

Elianny

Active

Fragaria x ananassa Duchesne ex Rozier · Garden strawberry

NL PL
8 records