Variety traits
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.
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.
Vicia faba L. var. equina St.-Amans · Horse bean
Hodowla Roslin Strzelce Sp z.o.o. Grupa IHAR
x Triticosecale Wittm. ex A. Camus · Triticale
Nefedov IUrii Inokentiiovych, Lebedieva Halyna Danylivna, Chebakov Mykola Petrovych,
Capsicum annuum L. · Bell pepper
Dymchenko Tetiana Mykolaivna, Muzhylko Viktor Valentynovych,
Zea mays L. · Maize
Voloshyna Lidiia Ivanivna
Solanum melongena L. · Eggplant
Avdieiev IUrii Ivanovych, Aleksieiev IUrii Borysovych,
Brassica oleracea L. (Cauliflower Group) · Cauliflower
Domaine Public (FR)
Beta vulgaris Sugar Beet Group · Sugar beet
Florimond Desprez Veuve et Fils, FR
Freesia Eckl. ex Klatt · Freesia
Akerboom Freesia B.V.
Zea mays L. · Maize
Pascal Berneval
Beta vulgaris Sugar Beet Group · Sugar beet
SAS Florimond Desprez Veuve & Fils
Solanum lycopersicum L. · Tomato
Gregory Pape
Hordeum vulgare L. · Barley
Lochow-Petkus GmbH (DE)/Florimond Desprez SA (FR)
Hordeum vulgare L. · Barley
SEM.AGRICOLAS
Triticum aestivum L. · Bread wheat
Bahatchenko Volodymyr Vasyl`ovych, Tsentylo Leonid Vasyl`ovych,
Zea mays L. subsp. mays (Maize Group) · Maize
KWS SAAT SE&CO.KGaA, DE
Lolium multiflorum Lam. · Italian ryegrass
SOCIETÀ AGRICOLA F.LLI D'EUGENIO DI D'EUGENIO CLAUDIA & C. S.A.S.
Cucumis melo L. · Melon
Clause Semences SA (FR)
Ipomoea batatas (L.) Lam. · Sweet potato
Kuts Oleksandr Volodymyrovych, Vitsenia Tamara Ivanivna, Miroshnichenko Tetiana Mykolaivna, Bashtan Natalia Oleksandrivna, Mozhovska Hanna Valeriivna, Ivchenko Tetiana Volodymyrivna,
Helianthus tuberosus L. · Jerusalem artichoke
Instytut Hodowli i Aklimatyzacji Roslin Panstwowy Instytut Badawczy
Brassica napus var. napus · Rapeseed
Yves BIOULAC
Gossypium hirsutum L. · Upland cotton
HAZERA GENETICS
Zea mays L. · Maize
Frank Klaus Roeber
Triticum durum Desf. · Durum wheat
S.I.S. SOCIETA' ITALIANA SEMENTI
Brassica oleracea L. (Cauliflower Group) · Cauliflower
Muzhylko Dmytro Valentynovych, Dymchenko Tetiana Mykolaivna, Muzhylko Viktor Valentynovych,