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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.

Avon

Application submitted

Avena sativa L. · Oat

Departement of Agriculture

PT
4 records

Belamodel

Application submitted

Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon

Nunhems B.V.

NL
4 records

Belabela

Active

Citrus unshiu Marcow. · Satsuma mandarin

Frutas Beltran S.L.

ES
4 records

Baloo

Active

Beta vulgaris Sugar Beet Group · Sugar beet

SESVanderhave NV

BE
3 records

Prunus persica (L.) Batsch · Peach

Lowell Glen Bradford (US)

FR
3 records

Balaton

Active

Cucurbita pepo L. · Field pumpkin

BEJO ZADEN

NL
4 records

Auréo

Active

Linum usitatissimum L. · Common flax

Linéa Semences de Lin G.I.E.

FR
4 records

Auberon

Active

Phaseolus vulgaris L. · Common bean

Syngenta Seeds B.V.

NL
6 records

Batalj

Terminated

Triticum aestivum L. · Bread wheat

Svensson, Gunnar /Jönsson, Jan Ö.

SE
4 records

Bejadur

Terminated

Triticum durum Desf. · Durum wheat

G. A . E. - Groupement Agricole

PT
4 records

Atlante

Active

Oryza sativa L. · Rice

S.I.S. SOCIETA' ITALIANA SEMENTI

IT
3 records

Atrevido

Application submitted

Triticum aestivum L. · Bread wheat

SEMILLAS DEL GUADALQUIVIR, S.L.(GUADALSEM)

ES
5 records

Atlantis

Terminated

Oryza sativa L. · Rice

S.I.S. SOCIETA' ITALIANA SEMENTI

IT
4 records

Balmoral

Active

Solanum tuberosum L. · Potato

Teagasc

IE
5 records

Azzurro

Active

Hordeum vulgare L. · Barley

CREA- CENTRO DI RICERCA GENOMICA E BIOINFORMATICA (CREA-GB-FIO) / LIMAGRAIN ITALIA SPA

IT
4 records

Astren

Active

Brassica oleracea L. (Cauliflower Group) · Cauliflower

Syngenta Crop Protection AG

NL
4 records

Barello

Active

Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon

Syngenta Crop Protection AG

NL
5 records

Bareket

Active

Cucurbita pepo L. · Field pumpkin

ARO VOLCANI CENTER

ES
3 records

Aspire

Active

Brassica napus var. napus · Rapeseed

Limagrain Europe S.A.S

DE
5 records

Bagatelle 007

Protection expired

Triticum aestivum L. · Bread wheat

Saatzucht Josef Breun GdbR (DE)

FR
4 records

Bandix

Active

hybrids between Solanum lycopersicum L. and S. habrochaites S. Knapp & D.M. Spooner

SEMILLAS FITO, S.A.

ES
3 records

Asana

Active

Glycine max (L.) Merr. · Soybean

Semences Prograin Inc

UA
4 records

Bartrace

Active

Lolium perenne L. · Perennial ryegrass

Barenbrug Holland BV (NL)

FR
3 records

Baliduro

Terminated

Triticum durum Desf. · Durum wheat

SEMILLAS BATLLE S.A.

IT
3 records

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