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Diseases

Rust

Pucciniales

Rust is a group of dangerous fungal diseases manifesting as pustules on plant organs. The disease significantly reduces yield by disrupting photosynthesis and increasing transpiration.

Mentioned in descriptions 14 859 varieties reference book.

Rust is a collective name for a group of fungal diseases whose pathogens belong to the order Pucciniales. Outwardly, the disease manifests as the formation of pustules on leaves, stems, and other parts of plants—cushions of orange, brown, or black color containing pathogen spores.

Active development of the disease depends on weather conditions, primarily high humidity in the form of dew, fog, or precipitation, and specific temperature ranges unique to each rust species. Additional risk factors include crop density, the presence of plant residues, and the proximity of alternate hosts necessary for the development of certain fungal species.

The evaluation of cultivar resistance in variety trials is carried out under natural or artificial infectious backgrounds during the milk stage by recording the percentage of infection on the flag leaf surface. Based on the data obtained, accessions are classified as immune, resistant, or susceptible, and molecular analysis methods are used to identify resistance genes, such as Lr34.

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.

WPB Whistler

Protection expired

Triticum aestivum L. · Bread wheat

Wiersum Plantbreeding B.V.

2 records

Dianthus caryophyllus L. · Carnation

Whetman Plants International Limited

2 records

TNHEUNES

Active

Heuchera L. · Coral Flower

Janet N. Egger

2 records

Titania

Active

Ribes L. · Currants

Tamas Pal

3 records

TNHEUNEP

Active

Heuchera L. · Coral Flower

Janet N. Egger

2 records

Vesten

Active

Populus L. · Poplar

Eigen Vermogen van het Instituut voor Natuur- en Bosonderzoek (EV-INBO)

2 records

Temida

Active

Lolium multiflorum Lam. · Italian ryegrass

Danko Hodowla Roslin Sp.z.o.o.

2 records

TAN09562

Active

Rosa L. · Rose

CHRISTIAN EVERS

2 records

TAN01780

Active

Rosa L. · Rose

CHRISTIAN EVERS

2 records

TNHEUNEB

Active

Heuchera L. · Coral Flower

Janet N. Egger

2 records

Heuchera L. · Coral Flower

Janet N. Egger

2 records

Tangenta

Terminated

Vicia faba L. · Broad bean

Martin Frauen Olaf Sass

2 records

Tan12639

Active

Rosa L. · Rose

CHRISTIAN EVERS

2 records

Skado

Active

Populus L. · Poplar

Eigen Vermogen van het Instituut voor Natuur- en Bosonderzoek (EV-INBO)

2 records

Silverado

Terminated

Pulmonaria L. · Lungwort

Coöperatieve Nederlandse Bloembollencentrale U.A.

2 records

Solbut

Active

Solidago cutleri Fern.

JOHN BUTCHER

2 records

Heuchera L. · Coral Flower

Scheys Diederik Alexander Maria

2 records

Salyna

Application submitted

Zea mays L. · Maize

CROOKHAM COMPANY

2 records

Seiball

Active

Hypericum androsaemum L. · Tutsan

THOMAS SEIDLER

2 records

Chrysanthemum L. · Chrysanthemum

PARATY B.V.B.A

2 records

R98114W

Active

Zea mays L. · Maize

CROOKHAM COMPANY

2 records

Senna

Active

Populus x canadensis Moench · Carolina poplar

Giuseppe Nervo^^^Gianni Allegro^^^Gianni Facciotto^^^Achille Giorcelli^^^Lorenzo Vietto^^^Gaetano Castro^^^Stefano Bisoffi^^^Maria de los Angeles Gras

2 records

Rutt

Active

Solanum tuberosum L. · Potato

Landbruks- og matdepartementet, N - 0030 Oslo

2 records

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