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Diseases

Smut

Ustilaginomycetes

Smut is a group of cereal diseases caused by fungi, in which plant tissues are destroyed and replaced by a mass of black or dark brown spores. The disease is difficult to diagnose until the heading stage, yet it can lead to the loss of half the crop yield.

Mentioned in descriptions 5 110 varieties reference book.

Smut manifests as the destruction of plant tissues, which are replaced by a powdery mass of teliospores. In the case of loose smut, the entire ear is affected, becoming dusty, while its rachis often remains bare. Covered smut is characterized by the preservation of the grain coat, inside which the mycelium develops; when crushed, a specific "herring" odor is detected.

The development of the disease depends on the biological characteristics of the pathogen and environmental conditions. Loose smut infects the plant during the flowering phase under high humidity and temperatures from +22 to +27 °C, overwintering inside the grain. Covered smut infects the plant during the seed germination period from inoculum present on the surface of the caryopsis or in the soil.

Varietal resistance is provided by genetic mechanisms that prevent the pathogen from penetrating the ovary or block the development of mycelium in the seedling. In the variety testing system, the degree of infection is assessed visually at the full maturity stage, and varieties demonstrating a minimal percentage of infected ears compared to the standards receive higher ratings.

Sources10

Breakdown by crop

Found in these crops

Varieties that feature this in their description

Selection based on the description text, not official resistance ratings: such data is not available in registers. Mention indicates that the trait is discussed in the variety's sources; see the variety's profile for details on what is specifically stated.

Pitbull

Terminated

Triticum aestivum L. · Bread wheat

JOSEF BREUN

CZ
2 records

POEMA

Terminated

Zea mays L. subsp. mays (Maize Group) · Maize

HILLESHOG - NK SPA

ES
1 record

Pol`ovyk

Terminated

Triticum aestivum L. · Bread wheat

Lyfenko Lina Semenivna, Babaiants Lazar Tihranovych, Dorofiieva Zinaida Dmytriivna, Nakoniechnyi Mykola IUriiovych, Narhan Tetiana Pavlivna, Fedchenko Voorlodymyr Pavlovych, Yeryniak Mykola Ivanovych, Lyfenko Savelii Pylypovych,

UA
2 records

x Triticosecale Wittm. ex A. Camus · Triticale

Shcechenko Olha IEvheniivna, Melnyk Vira Serhiivna, Kapustina Tetiana Borysivna, Riabchun Viktor Kuzmych,

UA
1 record

Zea mays L. · Maize

Kovalenko Tetiana Mykolaivna, Kostiuchenko Mariia Volodymyrivna, Kostiuchenko Ivan Vasyl`ovych,

UA
2 records

PENNSTAR

Withdrawn

Poa pratensis L. · Kentucky bluegrass

DR J M DUICH

DK
1 record

Pamplona

Withdrawn

Zea mays L. · Maize

Rustica Prograin Genetique

AT
1 record

Zea mays L. · Maize

Blaschuk Ivan Prokopovych, Khromenko Vitalii Oleksandrovych, Havryliuk Viktor Mykolaiovych, Larchenko Kateryna Andriivna, Morhun Volodymyr Vasylovych,

UA
2 records

Zea mays L. · Maize

Osadchyi Serhii Stepanovych, Khromenko Vitalii Oleksandrovych, Kalinchuk Oleh Ivanovych, Tereshcuk Serhii Mykolaiovych, Fedko Mykola Mykolaiovych, Cherchel Vladyslav IUriiovych, Dziubetskyi Borys Volodymyrovych,

UA
2 records

Pastour

Terminated

Triticum durum Desf. · Durum wheat

INSTITUT NATIONAL DE LA RECHERCHE AGRONOMIQUE, FR

FR
2 records

Olitan

Active

Panicum miliaceum L. · Proso millet

Herasymenko Oleksandr Vasyl`ovych, Kholod Serhii Hryhorovych, Moroz Oleh Vasyl`ovych, Shudria Petro Petrovych,

UA
2 records

Osoblyve

Active

Panicum miliaceum L. · Proso millet

Yehorov Dmytro Kostiantynovych, Horlachova Olha Vikentiivna, Ponomarenko Nadiia Serhiivna, Horbachova Svitlana Mykolaivna,

UA
2 records

P 3981

Terminated

Zea mays L. subsp. mays (Maize Group) · Maize

PIONEER HI-BRED INTERNATIONAL

ES
1 record

P9639WX

Withdrawn

Zea mays L. · Maize

PIONEER OVERSEAS CORPORATION

AT
1 record

Nikki

Withdrawn

Zea mays L. · Maize

Limagrain A/S (LG Europe-Research)

DE
1 record

NORD 16/2321

Terminated

Hordeum vulgare L. · Barley

LISSY KUNTZE

UA
2 records

Triticum aestivum L. · Bread wheat

Artemchuk Iryna Petrivna, Morhun Volodymyr Vasylovych,

UA
2 records

Panicum miliaceum L. · Proso millet

Rudnyk Ol`ha Ivanivna, Synytsyna Olena Volodymyrivna, Prodanyk Anatolii Mykhailovych, Ovdiienko-Ozadovs`ka Anastasiia Petrivna, Yashovs`kyi Ivan Viktorovych,

UA
1 record

NS Džin

Active

Sorghum x drummondii (Steud.) Millsp. & Chase · Sudangrass

Institut za ratarstvo i povrtarstvo, Novi Sad, Srbija

SI
1 record

Mytets`

Active

Triticum aestivum L. · Bread wheat

Zhyvotkov Leonid Oleksandrovych, Turcheniuk Liudmyla Oleksiivna, Cheremkha Olena Maksymivna, Volohdina Halyna Borysivna, Zamlina Nina Petrivna, Lebedieva Halyna Danylivna, Chebakov Mykola Petrovych,

UA
2 records

MUASON

Active

Zea mays L. · Maize

Stots`kyi Viktor Pavlovych

UA
1 record

NBM 2020

Terminated

Zea mays L. subsp. mays (Sweet Corn Group) · Sweet corn

Nahorniak Mykhailo Mykolaiovych

UA
2 records

Moskvych

Terminated

Triticum aestivum L. · Bread wheat

Varlamova Tamara Hryhorivna, Yefremenkova Vira Ivanivna, Vasyl`ieva Anna Mykhailivna, Fomenko Nina Panteliivna, Vorobiova Raisa Ahafonivna, Ablova Iryna Borysivna, Shurovenkova Liudmyla Ivanivna, Bespalova Liudmyla Andriivna, Kudriashov Ihor Mykolaiovych,

UA
1 record

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