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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.

Dynamit

Terminated

Zea mays L. · Maize

Ciba Geigy Semences

IT
1 record

ESCOLTA

Application submitted

Cucumis sativus L. · Cucumber

HAZERA SEEDS BV

ES
1 record

Brassica oleracea L. (Kohlrabi Group) · Kohlrabi

Krakowska Hodowla i Nasiennictwo Ogrodnicze POLAN sp. z o.o.

PL
1 record

Dynamo

Protection expired

Brassica oleracea L. (Kohlrabi Group) · Kohlrabi

WAGNER| Julius Wagner GmbH

DE
1 record

DUX ØTOFTE

Terminated

Lolium perenne L. · Perennial ryegrass

FDB, ALBERTSLUND & DLF, ROSKILDE

DK
1 record

Equateur

Terminated

x Triticosecale Wittm. ex A. Camus · Triticale

Lemaire Deffontaines (FR)

FR
1 record

EQ5234

Active

Zea mays L. · Maize

MONSANTO TECHNOLOGY

IT
1 record

DP414

Terminated

Gossypium hirsutum L. · Upland cotton

DPL TECHNOLOGY HOLDING CO

ES
1 record

Epinou

Active

Vitis vinifera L. · Common grape vine

INCONNU (FR)

FR
1 record

Emma

Terminated

Brassica rapa L. subsp. campestris (L.) A. R. Clapham · Field mustard

Svensk, Hans/Mölstad, Hans

SE
2 records

Enygma F1

Terminated

Solanum lycopersicum L. · Tomato

J. Hoogstarten

UA
2 records

Emeraude

Terminated

Medicago sativa L. · Alfalfa

Lecureur (FR)

FR
1 record

DULCIZVINE

Application submitted

Solanum lycopersicum L. · Tomato

Harmoniz

ES
1 record

ER-190548

Terminated

Citrus clementina hort. ex Tanaka · Clementine

DOLORES JUAN SERNA

ES
1 record

Equipe Smart

Application submitted

Beta vulgaris Sugar Beet Group · Sugar beet

SAS Florimond Desprez Veuve et Fils (FR)

HR
1 record

Encore

Active

Tulipa L. · Tulip

Mastenbroek Breeding Rights B.V.

NL
1 record

EN6630

Active

Zea mays L. · Maize

MONSANTO TECHNOLOGY

IT
1 record

Docile

Terminated

Hordeum vulgare L. · Barley

SE.CO.CE. SEMENCES SA (FR)

FR
2 records

Enigma

Withdrawn

Zea mays L. · Maize

ADVANTA| Advanta GmbH

DE
1 record

Enhancer

Withdrawn

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

Nunhems B.V.

NL
2 records

DN Talanov

Terminated

Zea mays L. · Maize

Ps`olova Anna Oleksiivna, Aldoshyn Anatolii Vasylovych, Braha Oleksandr Mykhailovych, Klimova Oksana IEvhenivna, Kuprichenkova Tetiana Hryhorivna, Bielikov IEvhen Illich, Cherchel Vladyslav IUriiovych, Dziubetskyi Borys Volodymyrovych,

UA
2 records

Emerson

Active

Helianthus annuus L. · Sunflower

Tovarystvo z obmezhenoiu vidpovidalnistiu «TK ART-AHRO»

UA
2 records

Emek 6

Application submitted

Helianthus annuus L. · Sunflower

AVI MEROMI

IT
1 record

Triticum aestivum L. subsp. sphaerococcum (Percival) Mackey · Indian dwarf wheat

Morhun Bohdan Volodymyrovych, Oksom Volodymyr Polikarpovych, Pochynok Vitalii Mykhailovych, Morhun Volodymyr Vasylovych

UA
2 records

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