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Variety traits

Maturity group

Maturity group is a biological characteristic of a variety that determines the length of its growing season from emergence to full maturity. This trait is a key tool for planning agronomic operations and selecting varieties suited to the climatic conditions of a region.

Mentioned in descriptions 89 063 varieties reference book.

Maturity group represents a biological characteristic of a variety that determines the duration of the growing season from the moment of seedling emergence to the onset of harvest or full maturity. This trait directly influences the choice of production strategy, allowing agronomists to optimize harvest timing, minimize losses due to crop lodging or over-ripening, and adapt crops to local climate conditions, avoiding risks associated with early frosts or drought periods.

The assessment of the maturity group is conducted within the framework of state variety testing on specialized plots by comparing the variety under study with a zoned standard. The duration of the growing season in days is used as a quantitative indicator. The gradation of groups from early-maturing to late-maturing does not have uniform numerical boundaries for all species, as it is based on the biological characteristics of a specific crop and the conditions of the cultivation zone.

Membership in a maturity group is determined by the genetic characteristics of the variety, however, the rate of progression through phenological phases depends on abiotic factors such as temperature regime, moisture availability, and photoperiodism. Cultivation techniques, including sowing dates and fertilization systems, can adjust maturation timing but do not change the genetic classification of a variety into a specific group.

There is an interconnection between the maturity group and biochemical indicators of product quality, such as protein and gluten content in the grain. For effective utilization of this trait, it is necessary to rely on the results of local trials, as a variety may perform differently under various soil and climatic conditions.

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.

Asso

Terminated

Beta vulgaris Sugar Beet Group · Sugar beet

AGRA SOCIETA DEL SEME SRL

ES IT
3 records

Astiano

Terminated

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

Advanta Seeds B.V. (NL)

FR NL
4 records

Bergxxon YG

Protection expired

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

RAGT 2n

CZ ES
3 records

Alpaga

Active

Zea mays L. · Maize

MAS SEEDS

IT
4 records

AS6M10

Active

Zea mays L. · Maize

Chemical Agrosava, Beograd

GR
4 records

Allegro

Terminated

Beta vulgaris Fodder Beet Group · Mangelwurzel

Societe Europeenne de Semences NV/SA (BE)

FR PL
4 records

Beatrix

Active

Capsicum annuum L. · Bell pepper

Petr Klapste

CZ UA
3 records

Belluna

Active

Lolium multiflorum Lam. · Italian ryegrass

LIMAGRAIN NEDERLAND| Limagrain Nederland B.V. (LG Europe-Research)

DE
4 records

Babexx

Active

Zea mays L. · Maize

RAGT 2n

DE
3 records

Arlesa

Terminated

Cucurbita pepo L. · Field pumpkin

Les Graines Caillard Sa (FR)

FR HU
3 records

Bc 418 B

Active

Zea mays L. · Maize

Kristijan Puskaric

UA
5 records

Alabama

Terminated

Beta vulgaris Sugar Beet Group · Sugar beet

KWS Saat AG, DE

DE FR
3 records

Bazaltik

Active

Zea mays L. · Maize

Monsanto Technology, Missouri US

HU SK
3 records

Baxxos

Protection expired

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

RAGT 2n

CZ PL
3 records

Auriga

Active

Solanum lycopersicum L. · Tomato

Pieterpik B.V.

AT NL
3 records

Valerianella locusta (L.) Laterr. · Corn salad

Semenarna Ljubljana, SI

FR SI
3 records

Aurelius

Terminated

Solanum lycopersicum L. · Tomato

Seminis Vegetable Seeds

NL PL
3 records

Arcole

Protection expired

Triticum aestivum L. · Bread wheat

Limagrain Europe, FR

ES FR
6 records

8h288dm

Active

Helianthus annuus L. · Sunflower

Steve Thompson

IT UA
3 records

Barflexa

Terminated

Festuca arundinacea Schreb. · Tall fescue

Barenbrug Holland BV (NL)

DE FR
3 records

497C058STR

Terminated

Zea mays L. · Maize

Philippe Moreau

UA
6 records

Athmos

Active

Lactuca sativa L. · Lettuce

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
7 records

Appia

Active

Lactuca sativa L. · Lettuce

CLAUSE, S.A.

ES FR
4 records

Zea mays L. · Maize

Institute of field and vegetable crops - Novi Sad (SR)

BG UA
4 records

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