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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.

Prunus persica (L.) Batsch · Peach

Information not available - Contact NL authorities

NL
1 record

MKI 2494 MS

Terminated

Zea mays L. · Maize

Lebediuc Gheorghe Victor, Partas Eugenia Condrat, Mistret Silvia Ion, Guzun Lucia Zahar, Vanicovici Nicolai Gheorghe, Maticiuc Vasile Gheorghe,

UA
1 record

Solanum tuberosum L. · Potato

Osypchuk, Alla Cherednichenko, Liubov Furdyha, Mykola Tomash, Anatolii Kupriianova, Tetiana Taktaiev, Borys Borzykh, Oleksandr Zakharchuk, Nataliia Bondarchuk, Anatolii

UA
2 records

Mikaleto

Active

Zea mays L. · Maize

Fermerske hospodarstvo "Novoiehorivka-Ahro"

UA
2 records

Mustang

Terminated

Lupinus mutabilis Sweet

Dr. Hans Baukloh in Fa. KWS SAAT SE

DE
1 record

MSX19307

Application submitted

Lactuca sativa L. · Lettuce

MARALDI SEMENTI S.r.l.

IT
1 record

Nacre

Active

Cichorium intybus L. · Chicory

Hoquet Endives (FR)

FR
1 record

Mira

Active

Trifolium incarnatum L. · Crimson clover

Jouffray-Drillaud SA (FR)

FR
1 record

Musi CS

Withdrawn

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

Caussade Semences SA (FR)

FR
1 record

MIRLO

Terminated

Glycine max (L.) Merr. · Soybean

CECOSA

ES
2 records

MH7038

Withdrawn

Beta vulgaris Sugar Beet Group · Sugar beet

DLF BEET SEED A.P.S.

ES
1 record

Mriia

Terminated

Solanum tuberosum L. · Potato

Mel`nyk P.O., Bahai Taras Ivanovych, Panasiuk Oleksandr Vasyl`ovych, Sadivs`kyi Myron Ivanovych, Loik Mariia Vasylivna, Lischak Ivan Oleksiiovych (posm.), Zaviriukha Petro Danylovych, Tymoshenko Ivan Ivanovych, Snityns`kyi Volodymyr Vasyl`ovych,

UA
1 record

Vitis vinifera L. · Common grape vine

INCONNU (FR)

FR
1 record

Hordeum vulgare L. · Barley

Taran Oleksandr Oleksandrovych, Polischuk Tetiana Petrivna, Kochmars`kyi Valentyn Serhiiovych, Hudzenko Volodymyr Mykolaiovych, Vasylenko Nadiia Vasylivna,

UA
2 records

Miri Miri

Application submitted

Solanum lycopersicum L. · Tomato

ReinSaat KG

AT
3 records

MGM245067

Terminated

Zea mays L. · Maize

MAS SEEDS

IT
1 record

MHR Nieznanicka

Application submitted

Onobrychis viciifolia Scop. · Common sainfoin

Malopolska Hodowla Roslin Spolka z o.o.

PL
1 record

Minodur

Terminated

Triticum durum Desf. · Durum wheat

Groupement Agricole Essonnois (FR)

FR
2 records

Capsicum annuum L. · Bell pepper

Stril`nyk Halyna Vasylivna, Nedialkova Iiuliia Antonivna, Horkutsenko Oleksandr Vasyl`ovych, Shotyk Mykola Vasyl`ovych,

UA
1 record

MH8372

Active

Helianthus annuus L. · Sunflower

Henzarovska Veronika Vitaliivna

UA
2 records

MH4025

Withdrawn

Beta vulgaris Sugar Beet Group · Sugar beet

MariboHilleshog ApS

ES
1 record

MWM 013

Active

Muscari · Grape hyacinth

Boltha B.V.

NL
1 record

MGM438175

Withdrawn

Zea mays L. · Maize

MAS SEEDS

IT
1 record

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