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Diseases

Maize rust

Zea mays L.

A fungal disease of maize caused by the pathogen Puccinia sorghi. It manifests as the formation of brown urediniospores on the leaves, leading to impaired photosynthesis, desiccation of the leaf blade, and a reduction in grain quality.

In the reference 77 varieties crop Maize, where this is mentioned in the description.

The main causative agent of the disease is the heteroecious rust fungus Puccinia sorghi. In the life cycle of the fungus, the stage of maize infection is carried out by urediniospores, which persist on plant debris and can also develop on plants of the genus Oxalis.

Primary symptoms in the form of light yellow spots appear in the second half of the growing season. Subsequently, elongated brown pustules form in their place, rupturing the epidermis, and by the end of the growing season, black teliospores develop.

The harmfulness of the disease is due to a reduction in the assimilatory leaf surface, which entails premature drying of the plant. This leads to underdeveloped ears and the formation of shriveled grain.

General information about the subject — on the page Rust.

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.

Mv 270

Active

Zea mays L. · Maize

Szundy Tamas, Geza Hadi, Csaba L. Marton,

HU UA
3 records

Asterix

Protection expired

Zea mays L. · Maize

MAIS ANGEVIN HODEE

GR
4 records

P0640

Active

Zea mays L. · Maize

PIONEER OVERSEAS CORPORATION

IT
4 records

Impala

Active

Zea mays L. · Maize

ADVANTA SEEDS| Advanta Seeds UK Limited (LVH-Research)

DE
3 records

Zea mays L. · Maize

Monsanto Vegetable IP Management B.V.

3 records

SV1446SD

Active

Zea mays L. · Maize

Monsanto Vegetable IP Management B.V.

4 records

PH8DB

Active

Zea mays L. · Maize

PIONEER HI-BRED INTERNATIONAL

3 records

R400MR

Active

Zea mays L. · Maize

CROOKHAM COMPANY

3 records

Phhb4

Active

Zea mays L. · Maize

PIONEER HI-BRED INTERNATIONAL

3 records

PH8CW

Active

Zea mays L. · Maize

PIONEER HI-BRED INTERNATIONAL

3 records

Ph44a

Active

Zea mays L. · Maize

PIONEER HI-BRED INTERNATIONAL

3 records

Firestar

Active

Zea mays L. · Maize

Syngenta Crop Protection AG

3 records

Delta

Active

Zea mays L. · Maize

Abelmasov, Oleksii Bebekh, Alina Plotka, Vitalii Olizko, Oleksii Bernatskyi, Maksym Dziubetskyi, Borys Bodenko, Natalia Bondar, Tetiana Haidash, Oleksandr Cherchel, Vladyslav

IT UA
4 records

Bonus

Active

Zea mays L. · Maize

Rustica

PL SK
3 records

NS 2652

Active

Zea mays L. · Maize

MILISAV STOJAKOVIC / MILE IVANOVIC / BOJAN MITROVIC / DUSAN STANISAVLJEVIC

UA
4 records

P0891

Active

Zea mays L. · Maize

PIONEER HI-BRED INT

IT
4 records

LISKAM

Active

Zea mays L. · Maize

Ken Christensen

UA
2 records

Vega

Terminated

Zea mays L. · Maize

Syngenta (CH)

SI
3 records

Tucson

Active

Zea mays L. · Maize

Syngenta Seeds

IT
3 records

Tronka

Active

Zea mays L. · Maize

Nuzhna Mariia Volodymyrivna, Hlushko Tetiana Viktorivna, Hozh Oleksandr Anatoliiovych, MarchenkoTetiana IUriivna, Lavrynenko IUrii Oleksandrovych,

UA
5 records

Strike

Terminated

Zea mays L. · Maize

D.J. VAN DER HAVE B.V.

IT
3 records

Zea mays L. · Maize

Harry Stine

UA
3 records

Navajo

Terminated

Zea mays L. · Maize

Illinois Foundation Seeds

IT
2 records

H6210

Active

Zea mays L. · Maize

Francis Glenn

UA
3 records