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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.

Slida

Active

Cucumis sativus L. · Cucumber

INTERSEMILLAS SAU

ES
2 records

Soldier

Active

Beta vulgaris Garden Beet Group · Garden beet

BEJO ZADEN B V

NL
2 records

SP 2945

Active

Spinacia oleracea L. · Spinach

Vilmorin-Mikado SAS (FR)

FR
2 records

SLP 71516

Terminated

Brassica napus L. · Rapeseed

Hauska Detlef, Busch Heinrich,

UA
3 records

Sinuhe

Active

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

Katja Hämäläinen^^^Anu Väinölä

FI
3 records

Zea mays L. · Maize

Oleshko Olena Henadiivna, Ilchenko Larysa Anatoliivna, Serheiev Vasyl` Viktorovych, Moroz Volodymyr Vasyl`ovych, Halechko Ivan Dmytrovych, Lebid` IEvhen Makarovych, Antoniuk Serhii Petrovych, Cherchel Vladyslav IUriiovych, Dziubetskyi Borys Volodymyrovych

UA
3 records

Sirius

Active

Gossypium L. · Cotton

Neli Valkova

BG
3 records

Sillar

Active

Phaseolus vulgaris L. · Common bean

INIA-ITACYL

ES
2 records

Soplica

Protection expired

Beta vulgaris Sugar Beet Group · Sugar beet

WIELKOPOLSKA HODOWLA BURAKA CUKROWEGO SP.Z.O.O

PL
2 records

Sorghum bicolor (L.) Moench · Sorghum

Piter Bohdan Chykaliuk

UA
2 records

Fragaria x ananassa Duchesne ex Rozier · Garden strawberry

Information not available - Contact NL authorities

NL
2 records

Silonga

Active

Zea mays L. · Maize

Saatzucht Gleisdorf

LT
2 records

Skh 4021 A

Application submitted

Helianthus annuus L. · Sunflower

Kryvosheieva Olena Vatslavivna, Veselyi Vitalii Oleksandrovych, Brahin Oleksandr Mykolaiovych, Popova Ol`ha Andriivna, Kuzmyshena Nadiia Viktorivna, Syvenko Valentyna Ivanivna, Makliak Kateryna Mykolaivna, Alad`ina Zoia Kyrylivna, Kyrychenko Viktor Vasyl`

UA
5 records

SKh 2321

Active

Helianthus annuus L. · Sunflower

Parii Myroslav Fedorovych, Parii IAroslav Fedorovych, Deian Iovanovich,

UA
3 records

x Triticosecale Wittm. ex A. Camus · Triticale

SIA(J.EXTRE.)/INIA(MADRID)

ES
2 records

Skh 1002 A

Application submitted

Helianthus annuus L. · Sunflower

Brahin Oleksandr Mykolaiovych, Kravosheieva Olena Vatslavivna, Veselyi Vitalii Oleksandrovych, Kuzmyshena Nadiia Viktorivna, Syvenko Valentyna Ivanivna, Makliak Kateryna Mykolaivna, Alad`ina Zoia Kyrylivna, Kyrychenko Viktor Vasylovych,

UA
5 records

SKh 2264

Active

Helianthus annuus L. · Sunflower

Parii Myroslav Fedorovych, Parii IAroslav Fedorovych, Deian Iovanovich,

UA
3 records

Skarne

Active

Spinacia oleracea L. · Spinach

KWS VEGETABLES B.V.

NL
2 records

Siive

Active

Solanum lycopersicum L. · Tomato

Estonian Crop Research Institute

EE
4 records

Soliman

Active

Phaseolus vulgaris L. · Common bean

ORKAD (FR)

FR
4 records

SNH6535

Active

Zea mays L. · Maize

COOPSEMENTI SCARL

IT
2 records

SNH0664

Active

Zea mays L. · Maize

PLANTA SRL

IT
2 records

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

Hodowla Roslin Smolice Sp.z o.o Grupa IHAR

PL
4 records

Solerex

Active

Solanum lycopersicum L. · Tomato

Syngenta Seeds B.V.

NL
2 records

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