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Diseases

Helminthosporium leaf spot of barley

Hordeum vulgare L.

A group of barley diseases caused by pathogenic fungi, including net blotch, stripe disease, and spot blotch (root rot). The diseases affect leaves, roots, and grain, causing necrosis and significantly reducing crop productivity.

In the reference 147 varieties crop Barley, where this is mentioned in the description.

Net blotch, caused by Pyrenophora teres, appears during the tillering stage as oval brown spots with a reticulated pattern of longitudinal and transverse stripes. Stripe disease, caused by Pyrenophora graminea, is characterized by the appearance of narrow yellow stripes that transform into necrotic dark brown bands, often leading to spike sterility.

Spot blotch (caused by Cochliobolus sativus) manifests as root rot with blackening of the stem base, as well as leaf spotting and grain infection known as 'black point'. The resistance of cultivars to these pathogens is assessed based on the disease severity index (DSI) and the crop's ability to withstand a complex of Helminthosporium leaf spot species.

General information about the subject — on the page Helminthosporiosis.

Sources8

Varieties of Barley 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.

Kreta

Terminated

Hordeum vulgare L. · Barley

Saatzucht Josef Breun GdbR (DE)

DE FR
5 records

Alienor

Active

Hordeum vulgare L. · Barley

LEMAIRE DEFFONTAINES S.A.S.

BE FR
8 records

Hordeum vulgare L. · Barley

Limagrain Europe S.A.S

ES
5 records

Nure

Active

Hordeum vulgare L. · Barley

POGNA NORBERTO

ES IT
5 records

Hordeum vulgare L. · Barley

KWS MOMONT RECHERCHE SARL, FR

FR IT
6 records

Alastro

Active

Hordeum vulgare L. · Barley

Apsovsementi S.p.A., CREA-GB

IT
5 records

Luxor

Protection expired

Hordeum vulgare L. · Barley

CZ DK SK
7 records

Icaria

Active

Hordeum vulgare L. · Barley

AGROMONEGROS, S.A.

ES
4 records

Virgini

Active

Hordeum vulgare L. · Barley

Apsovsementi S.p.A., CREA-GB

IT
4 records

LG Barok

Active

Hordeum vulgare L. · Barley

Limagrain Europe S.A.S

FR
4 records

Hordeum vulgare L. · Barley

SEMILLAS BATLLE, S.A.

ES
4 records

Doblona

Active

Hordeum vulgare L. · Barley

SEMILLAS BATLLE, S.A.

ES
5 records

Bastille

Active

Hordeum vulgare L. · Barley

LEMAIRE DEFFONTAINES SEMENCES

IT
3 records

Alisa DS

Active

Hordeum vulgare L. · Barley

Lietuvos agrarinių ir miškų mokslų centras

LT
4 records

Planet

Active

Hordeum vulgare L. · Barley

RAGT 2n, FR

FR
4 records

Lucian

Active

Hordeum vulgare L. · Barley

VASILESCU LILIANABUDE ALEXANDRUPETCU ELENACIUCA MATILDA

RO
4 records

Rubiana

Active

Hordeum vulgare L. · Barley

SEMILLAS BATLLE, S.A.

ES
3 records

Zdobutok

Active

Hordeum vulgare L. · Barley

Manziuk Vitalii Tymofiiovych, Sheliakina Tetiana Anatoliivna, Naumov Oleksii Hermanovych, Vasko Nataliia Ivanivna, Kozachenko Mykhailo Romanovych,

UA
3 records

Najah

Active

Hordeum vulgare L. · Barley

SEMILLAS BATLLE, S.A.

ES
2 records

Hordeum vulgare L. · Barley

KWS MOMONT RECHERCHE SARL, FR

FR
2 records

Hordeum vulgare L. · Barley

Stepanchuk Volodymyr Volodymyrovych, Babash Andrii Borysovych, Perekhrest Valentyna Arkhypivna, Tarasiuk Vasyl` Prokopovych, Linchevskyi Anatolii Adamovych,

UA
3 records

Gunnar

Terminated

Hordeum vulgare L. · Barley

Lantmännen SW Seed

DK SE
4 records

Aivenho

Active

Hordeum vulgare L. · Barley

Lehkun Ihor Borysovych, Sichniak Vira IUkhymivna, Sheremet Oleksandr Martynovych, Linchevskyi Anatolii Adamovych,

UA
3 records

KG Konta

Active

Hordeum vulgare L. · Barley

HU
3 records