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.
Allium obliquum L.
Dr. Hartwig Schulz im Institut für Pflanzenanalytik
Allium cepa L. · Onion
MOGOS GABRIEL
Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon
Zavertaliuk Volodymyr Filimonovych, Kolesnyk Ivan Ivanovych, Sydorka Inna Vasylivna, Sych Zenovii Deonyzovych,
Zea mays L. subsp. mays (Maize Group) · Maize
Asgrow France SA (FR)
Helianthus annuus L. · Sunflower
Stots`kyi Viktor Pavlovych
Chrysanthemum x morifolium Ramat. · Florist's daisy
PARATY B.V.B.A
Zea mays L. · Maize
Varenyk Borys Fedorovych, Sokolov V'iacheslav Mykhailovych, Dziubets`kyi Boryc Volodymyrovych, Kuprichenkova Tetiana Hryhorivna, Aldoshyn Anatolii Vasylovych, Bielikov IEvhen Illich,
Cucumis sativus L. · Cucumber
Multi Tohum San. Tic. A.S.
Triticum aestivum L. · Bread wheat
Unisigma GIE, FR
Gladiolus L. · Gladiolus
Tymchenko Ol`ha Dmytrivna, Yaschenko Mykola Petrovych,
Brassica napus var. napus · Rapeseed
Semences Cargill SA (FR)/Deutsche Saatveredelung AG - DSV (DE)
Lolium x hybridum Hausskn. · Hybrid ryegrass
FRAUEN| Dr. Martin Frauen in Fa. Norddeutsche Pflanzenzucht Hans-Georg Lembke KG.
Capsicum annuum L. · Bell pepper
Agri-Saaten
Daucus carota L. · Carrot
Andrej Wroblewski, Wieslaw Nornicki, Iwona Kawalowska, Radoslaw Giernacki, Elzbieta Barcikowska,
Zea mays L. subsp. mays (Maize Group) · Maize
ASGROW ITALIA SPA
Lolium multiflorum Lam. ssp. italicum (A. Br.) Volkart · Italian ryegrass
MOMMERSTEEG
Helianthus annuus L. · Sunflower
Skakunenko, Vladyslava
Triticum durum Desf. · Durum wheat
Sud Cereales (FR)
Helianthus annuus L. · Sunflower
RAGT 2n
Helianthus annuus L. · Sunflower
VERNEUIL RECHERCHE
Helianthus annuus L. · Sunflower
Ctotskyi Viktor
Physalis philadelphica Lam. · Tomatillo
W. LEGUTKO PRZEDSIEBIORSTWO HODOWLANO NASIENNE SP.Z.O.O
Cucumis sativus L. · Cucumber
Jong-Sup Shin
Triticum aestivum L. · Bread wheat
Hodowla Roslin Strzelce Sp z.o.o. Grupa IHAR