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.
Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon
MONSANTO HOLLAND BV , NL
Lens culinaris Medik. · Lentil
Institut national de recherche pour l'agriculture, l'aliment (FR)/Agri Obtentions SA (FR)
Zea mays L. · Maize
KWS SAAT SE and CO KGAA
Lactuca sativa L. · Lettuce
Nir Uri, Amos
Glycine max (L.) Merr. · Soybean
Saatzucht Donau GmbH & Co.KG
Triticum aestivum L. · Bread wheat
G.A.E. RECHERCHE
Cucurbita pepo L. · Field pumpkin
Tezier SA (FR)
Cucumis sativus L. · Cucumber
GAVRISh SERGEJ FEDOROVICh / ShAMShINA ANNA VYaChESLAVOVNA / ShEVKUNOV VALERIJ NIKOLAEVICh / HOMChENKO NINA NIKOLAEVNA / ChAJKIN KONSTANTIN OLEGOVICh / DOROGINA DAR'Ya DMITRIEVNA
Cucumis sativus L. · Cucumber
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Biserrula pelecinus L.
INIAV - Instituto Nacional de Investigacao Agraria e Veterinaria.
Helianthus annuus L. · Sunflower
AGRONEIMAR DOO, Serbia
Lupinus albus L. · White lupin
Jouffray-Drillaud SA (FR)
Hordeum vulgare L. · Barley
Probstdorfer Saatzucht GmbH
Glycine max (L.) Merr. · Soybean
SAATZUCHT DONAU GES.M.B.H. & COKG
Triticum durum Desf. · Durum wheat
Sud Cereales (FR)
Triticum durum Desf. · Durum wheat
Sud Cereales (FR)
Triticum aestivum L. · Bread wheat
Agrigenetics d.o.o. (HR)
Triticum aestivum L. · Bread wheat
Helianthus annuus L. · Sunflower
SYNGENTA SEEDS A.G.
Helianthus annuus L. · Sunflower
CAUSSADE SEMENCES
Beta vulgaris Garden Beet Group · Garden beet
BEJO ZADEN
Cucurbita pepo L. · Field pumpkin
AGRO-TIP| agro-TIP Handels- und Consultingges. mbH
Glycine max (L.) Merr. · Soybean
FREIHERR VON MOREAU SAATZUCHT
Lactuca sativa L. · Lettuce
Rijk Zwaan Zaadteelt en Zaadhandel BV (NL)