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Diseases

Powdery Mildew of Soft Wheat

Triticum aestivum L.

A fungal disease of soft wheat caused by the specialized pathogen Blumeria graminis f. sp. tritici, affecting the above-ground organs of the plant. The disease leads to a reduction in photosynthesis, the formation of shriveled grain, and empty ears.

In the reference 1 157 varieties crop Bread wheat, where this is mentioned in the description.

The causative agent of the disease is the obligate biotroph Blumeria graminis (DC.) Speer f. sp. tritici Marchal. Symptoms appear as a white, web-like coating on leaves, leaf sheaths, and stems, which eventually thickens into cotton-like patches; at the final stage, cleistothecia—black dots representing the fruiting bodies—form on the mycelium.

The harmfulness of powdery mildew lies in the destruction of chlorophyll and the retardation of tillering processes. Pathogen populations are characterized by high variability in virulence, which allows them to overcome specific varietal resistance genes denoted by the symbol Pm (Powdery mildew).

Breeding for resistance relies on the use of more than 30 Pm loci, including their allelic variants. Due to the adaptability of the fungus, breeding practices involve the "pyramiding" of several genes within a single genotype to ensure durability of resistance, with some resistance genes potentially being linked to protection genes against other pathogens.

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

Sources8

Varieties of Bread wheat 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.

Triticum aestivum L. · Bread wheat

RAGT 2N S.A.S

FR
4 records

Triticum aestivum L. · Bread wheat

IANOS TRADE CONSULTANCY SPC

GR
3 records

Bunchuk

Active

Triticum aestivum L. · Bread wheat

LYFENKO SAVELIJ FILIPPOVICh / ERINYaK NIKOLAJ IVANOVICh / FEDChENKO VLADIMIR PAVLOVICh / NARGAN TAT'YaNA PAVLOVNA / NAKONEChNYJ NIKOLAJ YuR'EVICh / BREDINSKAYa NADEZhDA STEPANOVNA / RODENKO GALINA ANATOL'EVNA / BOSAKOVSKAYa NATAL'Ya YuR'EVNA / D'YaChENKO

UA
5 records

Westport

Active

Triticum aestivum L. · Bread wheat

Semundo B.V.

DE
3 records

CARIBO

Protection expired

Triticum aestivum L. · Bread wheat

TONI HEIDENREICH VORM

DK
3 records

Triticum aestivum L. · Bread wheat

Parfentiev Mykhailo Hryhorovych, Maksymov Mykola Havrylovych, Marinin Liubov Ivanivna, Reshetnikova Valentyna Semenivna, Lytvynenko Raisa Ivanivna, Solomonov Ruslan Viacheslavovych, Holub IEvheniia Anatoliivna, Rubakha Serhii Andriiovych, Honcharuk Nina O

UA
3 records

Triticum aestivum L. · Bread wheat

SEMILLAS BATLLE, S.A.

ES
3 records

Triticum aestivum L. · Bread wheat

SEMILLAS BATLLE, S.A.

ES
2 records

Triticum aestivum L. · Bread wheat

Parfentiev Mykhailo Hryhorovych, Rubakha Serhii Andriiovych, Reshetnikova Valentyna Semenivna, Solomonov Ruslan Viacheslavovych, Kostiuk Stanislav Vasyl`ovych, Lytvynenko Raisa Ivanivna, Ptashenchuk Oleksandr Mykytovych, Honcharuk Nina Oleksandrivna, Lytv

UA
3 records

Selianka

Active

Triticum aestivum L. · Bread wheat

Bredyns`ka Nadiia Stepanivna, Rodenko Halyna Anatoliivna, Babaiants Lazar Tihranovych, Poperelia Fedir Oleksandrovych, Borydchenko IUrii Oleksandrovych, Fedchenko Volodymyr Pavlovych, Yeryniak Mykola Ivanovych, Lyfenko Savelii Pylypovych,

UA
2 records

Syntia

Active

Triticum aestivum L. · Bread wheat

Hodowla Roslin Strzelce Sp z.o.o. Grupa IHAR

PL
4 records

Pan Regio

Terminated

Triticum aestivum L. · Bread wheat

JAIME VADILLO VERDUGO

ES
2 records

Triticum aestivum L. · Bread wheat

Parfentiev Mykhailo Hryhorovych, Teterina Olena Mykolaivna, Reshetnikova Valentyna Semenivna, Topal Mykola Mykolaiovych, Lytvynenko Raisa Ivanivna, Solomonov Ruslan V'iacheslavovych, Holub IEvheniia Anatoliivna, Rubakha Serhii Andriiovych, Honcharuk Nina

UA
3 records

Triticum aestivum L. · Bread wheat

RAGT 2N S.A.S

PL
3 records

Triticum aestivum L. · Bread wheat

Lyfenko Lina Semenivna, Fedchenko Volodymyr Pavlovych, Bosakovska Nataliia IUriivna, Rodenko Halyna Anatoliivna, Shpykuliak IEvhenii Anatoliiovych, Narhan Tetiana Pavlivna, Nakonechnyi Mykola IUriiovych, Yeryniak Mykola Ivanovych, Lyfenko Savelii Pylypovy

UA
3 records

Triticum aestivum L. · Bread wheat

Wiersum Plantbreeding B.V.

CZ DE
3 records

Ennsio

Terminated

Triticum aestivum L. · Bread wheat

Landwirtschaftliche Fachschule Edelhof Saatzucht

AT
3 records

Epitet

Active

Triticum aestivum L. · Bread wheat

Traskovetska Vita Anatoliivna, Fedchenko Volodymyr Pavlovych, Bosakovska Nataliia IUriivna, Narhan Tetiana Pavlivna, Nakonechnyi Mykola IUriiovych, Yeryniak Mykola Ivanovych, Lyfenko Savelii Pylypovych,

UA
3 records

Triticum aestivum L. · Bread wheat

Parfent`iev Mykhailo Hryhorovych, Khodakova Tetiana Mykolaivna,

UA
3 records

Aronio

Active

Triticum aestivum L. · Bread wheat

Saatzucht Donau GmbH & Co.KG

AT
3 records

Triticum aestivum L. · Bread wheat

Ihnatovskyi Oleksandr Oleksandrovych, Reshetnikova Valentyna Semenivna, Alieksieienko IEvhenii Viktorovych, Lytvynenko Raisa Ivanivna, Holub IEvheniia Anatoliivna, Honcharuk Nina Oleksandrivna, Lytvynenko Mykola Antonovych,

UA
3 records

Akzento

Terminated

Triticum aestivum L. · Bread wheat

PBI SAATZUCHT

DE
3 records

Mv Madrigal

Terminated

Triticum aestivum L. · Bread wheat

Balla Laszlo / Bedoe Zoltan / Lang Laszlo / Szunics Laszlo / Szunics Laszlone / Karsai Ildiko

HU
2 records

Triticum aestivum L. · Bread wheat

RAGT 2N S.A.S

PL
3 records

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