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Variety traits

Ploidy — Perennial Ryegrass

Lolium perenne L.

This trait determines the morphology, nutritional value, and application of perennial ryegrass. Varieties are categorized into diploids with a set of 2n = 14 and tetraploids with double the DNA content.

In the reference 853 varieties crop Perennial ryegrass, where this is mentioned in the description.

To determine the ploidy of perennial ryegrass, flow cytometry is used to measure the nuclear DNA content. Diploid forms (2n = 14) are characterized by a typical DNA content of approximately 5.60 pg/2C, whereas artificially created tetraploid forms (4n) have an average of about 11.45 pg/2C.

Diploid varieties are distinguished by thin leaves and high tillering density, making them the standard for lawns resistant to trampling and low mowing. Tetraploid varieties form larger plants with wide leaves and are characterized by high sugar content, increased digestibility, intensive growth, and better winter hardiness, which defines their priority use in forage production.

General information about the subject — on the page Ploidy.

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.

Barfriso

Terminated

Lolium perenne L. · Perennial ryegrass

DE
3 records

Frisian 1

Terminated

Lolium perenne L. · Perennial ryegrass

NL
4 records

Gosford

Active

Lolium perenne L. · Perennial ryegrass

IE
7 records

Trenck

Active

Lolium perenne L. · Perennial ryegrass

CZ
3 records

Premo

Terminated

Lolium perenne L. · Perennial ryegrass

CZ SK
3 records

Barulya

Protection expired

Lolium perenne L. · Perennial ryegrass

RO
3 records

Zoldike

Active

Lolium perenne L. · Perennial ryegrass

HU
3 records

Lolium perenne L. · Perennial ryegrass

HU
3 records

Jorina

Active

Lolium perenne L. · Perennial ryegrass

DE
3 records

Lolium perenne L. · Perennial ryegrass

RO
3 records

Jonas

Active

Lolium perenne L. · Perennial ryegrass

CZ
4 records

Jaspis

Active

Lolium perenne L. · Perennial ryegrass

CZ
4 records

Korfu

Terminated

Lolium perenne L. · Perennial ryegrass

DE
3 records

Grenago

Protection expired

Lolium perenne L. · Perennial ryegrass

RO
3 records

Gunta

Active

Lolium perenne L. · Perennial ryegrass

LV
3 records

Zifer

Terminated

Lolium perenne L. · Perennial ryegrass

CZ
3 records

Mirek

Protection expired

Lolium perenne L. · Perennial ryegrass

CZ
3 records

Esprit

Active

Lolium perenne L. · Perennial ryegrass

CZ NL
2 records

Lemon

Active

Lolium perenne L. · Perennial ryegrass

SK
2 records

Jozífek

Active

Lolium perenne L. · Perennial ryegrass

CZ
3 records

Veranova

Active

Lolium perenne L. · Perennial ryegrass

CZ
2 records

Endless

Terminated

Lolium perenne L. · Perennial ryegrass

CZ
2 records

Zelot

Active

Lolium perenne L. · Perennial ryegrass

CZ
3 records

Servo

Terminated

Lolium perenne L. · Perennial ryegrass

DK SE
2 records

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