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Variety traits

Rhizome

A rhizome is a modified underground stem that functions in nutrient storage, vegetative propagation, and overwintering. In agronomy, this trait is considered to assess a variety's biological potential, soil cultivation strategy, and spatial isolation requirements.

Mentioned in descriptions 2 122 varieties reference book.

A rhizome is an underground organ that provides a plant with the ability for vegetative propagation and survival under adverse conditions through the accumulation of nutrient reserves. The presence of rhizomes allows a crop to maintain viability when the above-ground part dies off, which increases the plant's overall resistance to drought or low temperatures.

Rhizome assessment in variety testing is conducted to confirm the distinctness, uniformity, and stability of a variety. Specialists record the presence, shape, growth direction, and depth of the underground organs based on the official variety description. In the case of vegetative crop propagation, spatial isolation standards are determined taking into account rhizome length to prevent mechanical mixing and undesirable spreading.

Indicators of rhizome development are considered species-specific, so universal criteria for their evaluation do not exist. In cases where the rhizome is the target part of the harvest, for example, in a number of medicinal crops, productivity is assessed through the mass of underground organs. In other situations, agronomic practices are planned based on the variety description, considering its potential for vegetative propagation and the need for weed control.

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.

Castello

Active

Beta vulgaris Sugar Beet Group · Sugar beet

DK SE
3 records

Amulet

Active

Beta vulgaris Sugar Beet Group · Sugar beet

CZ DK
3 records

Festuca arundinacea Schreb. · Tall fescue

CZ
3 records

Beta vulgaris Sugar Beet Group · Sugar beet

DE
3 records

Festuca arundinacea Schreb. · Tall fescue

CZ
3 records

Sialis

Active

Poa pratensis L. · Kentucky bluegrass

DE
3 records

Seafire

Active

Festuca rubra L. · Red fescue

CZ
3 records

Rhenus

Terminated

Poa pratensis L. · Kentucky bluegrass

DE
3 records

Beta vulgaris Sugar Beet Group · Sugar beet

DE
3 records

Molinda

Terminated

Festuca rubra L. · Red fescue

NL
3 records

Keszthelyi 2

Protection expired

Festuca rubra L. · Red fescue

HU
3 records

Kelly

Active

Poa pratensis L. · Kentucky bluegrass

CZ
3 records

Kauni

Active

Festuca rubra L. · Red fescue

EE
4 records

Festuca rubra L. · Red fescue

DE
3 records

Egmontwo

Active

Agrostis capillaris L. · Common bent

NL
5 records

Gaudi 1

Terminated

Poa pratensis L. · Kentucky bluegrass

DE
3 records

Fairmont

Active

Festuca rubra L. · Red fescue

CZ
3 records

Exeter

Active

Agrostis capillaris L. · Common bent

NL
3 records

Barmesh

Active

Festuca arundinacea Schreb. · Tall fescue

CZ
3 records

Barangel

Terminated

Festuca rubra L. · Red fescue

DE
3 records

Barlunca

Active

Lolium perenne L. · Perennial ryegrass

RO
3 records

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