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Diseases

Helminthosporium leaf blight of maize

Zea mays L.

A group of maize diseases caused by the fungi Helminthosporium maydis and Exserohilum turcicum, manifesting as specific leaf spots and ear rot.

In the reference 613 varieties crop Maize, where this is mentioned in the description.

Southern corn leaf blight is caused by the fungus Helminthosporium maydis and is characterized by spindle-shaped spots on the leaves with a dark brown center. Races O, T, and C are known, of which race T is considered the most aggressive, as it is capable of causing ear rot and infecting plants with CMS-type cytoplasm.

Northern corn leaf blight is caused by the pathogen Exserohilum turcicum and manifests as large, elongated necrotic spots up to 20 cm in length. When breeding for resistance to this disease, race-specific Ht genes (Ht1, Ht2, Ht3) are used, which provide qualitative protection, as well as the Htn1 gene, which suppresses the fungus sporulation process.

General information about the subject — on the page Helminthosporiosis.

Sources8

Varieties of Maize 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.

Runi

Active

Zea mays L. · Maize

Kalinichenko Artem Oleksandrovych

UA
2 records

RH08025

Withdrawn

Zea mays L. · Maize

RAGT 2N S.A.S

IT
1 record

MUASON

Active

Zea mays L. · Maize

Stots`kyi Viktor Pavlovych

UA
1 record

MAS40306

Withdrawn

Zea mays L. · Maize

MAS SEEDS

IT
1 record

MDM2503

Withdrawn

Zea mays L. · Maize

MAS SEEDS

IT
1 record

MDM3403

Active

Zea mays L. · Maize

MAS SEEDS

IT
1 record

MAS 36M

Application submitted

Zea mays L. · Maize

MAS SEEDS

IT
1 record

KXC1370

Active

Zea mays L. · Maize

KWS SAAT SE & CO.KGAA

IT
1 record

KX0551

Terminated

Zea mays L. · Maize

KWS SAAT SE & CO.KGAA

IT
1 record

LID4409

Active

Zea mays L. · Maize

Lidea France SAS, FR

BG
1 record

KXC5471

Withdrawn

Zea mays L. · Maize

KWS SAAT SE & CO.KGAA

IT
1 record

Zea mays L. · Maize

Maize Research Institute - Kneja (BG)

BG
1 record

Innagua

Terminated

Zea mays L. · Maize

Domain de Sandro

UA
1 record

I 3553

Active

Zea mays L. · Maize

Drobiazko IUrii Hennadiiovych

UA
2 records

GH 2171

Terminated

Zea mays L. · Maize

GOLDEN HARVEST/J.C. ROBINSON

IT
1 record

Freia

Active

Zea mays L. · Maize

Fermerske hospodarstvo "Novoiehorivka-Ahro"

UA
2 records

EGZ4351

Withdrawn

Zea mays L. · Maize

Euralis Semences

IT
1 record

ES3151

Withdrawn

Zea mays L. · Maize

MONSANTO TECHNOLOGY

IT
1 record

DN Arho

Terminated

Zea mays L. · Maize

Plotka Vitalii Vitaliiovych, Haidash Oleksandr Leonidovych, Riabchenko Eduard Mykolaiovych, Yukhymovych Olena Romanivna, Korobko IUliia Anatoliivna, Bodenko Natalia Anatoliivna, Ilchenko Larysa Anatoliivna, Fedko Mykola Mykolaiovych, Cherchel Vladyslav IU

UA
2 records

Danubia

Terminated

Zea mays L. · Maize

INSTITUT ZA KUKURUZ ZEMUN POLJE

IT
1 record

DKC6236

Withdrawn

Zea mays L. · Maize

MONSANTO TECHNOLOGY

IT
1 record

CSM18358

Active

Zea mays L. · Maize

CAUSSADE SEMENCES

IT
1 record

Bruksa

Active

Zea mays L. · Maize

Fermerske hospodarstvo "Novoiehorivka-Ahro"

UA
2 records

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