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Diseases

Rust on perennial ryegrass

Lolium perenne L.

A fungal disease caused by pathogens of the Pucciniaceae family, which reduces green matter and seed yield in perennial ryegrass by destroying the leaf canopy.

In the reference 377 varieties crop Perennial ryegrass, where this is mentioned in the description.

The pathogens responsible for rust on perennial ryegrass are fungi of the Pucciniaceae family, with Puccinia coronata f. sp. lolii, which causes crown rust, recognized as the most damaging. The crop is also affected by stem rust (Puccinia graminis) and yellow stripe rust (Puccinia striiformis).

Symptoms appear as chlorotic specks that develop into raised pustules of orange, yellow, or brown color. In the case of crown rust, pustules are scattered across the leaf, whereas in yellow rust, they are arranged in linear stripes along the veins. By the end of the growing season, black teliospores may form.

Breeding for resistance to this disease in perennial ryegrass is based on quantitative traits and quantitative trait loci (QTL) analysis, unlike the use of major resistance genes characteristic of cereal crops. Phytopathological evaluation of varieties is conducted according to a resistance level scale for Puccinia coronata.

General information about the subject — on the page Rust.

Sources8

Varieties of Perennial ryegrass 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.

Lolium perenne L. · Perennial ryegrass

DLF Trifolium A-S, DK

FR
6 records

Cality

Active

Lolium perenne L. · Perennial ryegrass

Carneau Freres SA Eurogazon (FR)

DE FR
5 records

Lolium perenne L. · Perennial ryegrass

PURE SEED TESTING

CZ
4 records

Lolium perenne L. · Perennial ryegrass

Den Haan Zaden

CZ
4 records

Mellara

Active

Lolium perenne L. · Perennial ryegrass

Instituut voor Landbouw- en Visserijonderzoek (ILVO) Eenheid Plant

NL
5 records

Melfix

Active

Lolium perenne L. · Perennial ryegrass

Instituut voor Landbouw- en Visserijonderzoek (ILVO) Eenheid Plant

DE NL
6 records

Lolium perenne L. · Perennial ryegrass

Peak Plant Genetics, LLC & Rutgers, The State University of New Jersey

CZ
4 records

Lolium perenne L. · Perennial ryegrass

Oregro Seeds

IT
5 records

Lidelta

Active

Lolium perenne L. · Perennial ryegrass

Euro Grass Breeding GmbH Co. KG

DE
7 records

Lolium perenne L. · Perennial ryegrass

BARENBRUG HOLLAND

CZ
4 records

Gwynett

Active

Lolium perenne L. · Perennial ryegrass

DLF SEEDS A/S

DK
7 records

Melonora

Active

Lolium perenne L. · Perennial ryegrass

ILVO Plant

DE NL
5 records

Sitala

Terminated

Lolium perenne L. · Perennial ryegrass

DLF-Seeds A/S

AT DK
4 records

Vifelt

Active

Lolium perenne L. · Perennial ryegrass

DLF Seeds A/S

NL
6 records

Lolium perenne L. · Perennial ryegrass

DLF Seeds A/S

NL
6 records

Agaska

Active

Lolium perenne L. · Perennial ryegrass

DLF Seeds A/S

DE
7 records

Lolium perenne L. · Perennial ryegrass

ILVO-PLANT 39

BE DE
5 records

Nolwen

Active

Lolium perenne L. · Perennial ryegrass

RAGT 2N S.A.S

DE
7 records

Lolium perenne L. · Perennial ryegrass

DEUTSCHE SAATVEREDELUNG AG

NL
7 records

Sr 4700

Active

Lolium perenne L. · Perennial ryegrass

DLF Seeds A/S

PL
4 records

Sr 4750

Active

Lolium perenne L. · Perennial ryegrass

DLF Seeds A/S

PL
4 records

Zoom 2

Active

Lolium perenne L. · Perennial ryegrass

DLF Seeds A/S

PL
4 records

Lolium perenne L. · Perennial ryegrass

Peak Plant Genetics, LLC & Rutgers, The State University of New Jersey

CZ
4 records

Gianna

Active

Lolium perenne L. · Perennial ryegrass

DLF Trifolium A-S, DK

FR
6 records

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