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.
Linum usitatissimum L. · Common flax
Lunin Mykola Dmytrovych, Tovstanovs`ka Tetiana Hryhorivna,
Zea mays L. · Maize
CAUSSADE SEMENCES
Zea mays L. · Maize
CAUSSADE SEMENCES
Zea mays L. · Maize
CAUSSADE SEMENCES
Zea mays L. · Maize
CAUSSADE SEMENCES
Zea mays L. · Maize
Pol`s`kyi Viktor IAkovych, Turovets` Viktor Mykhailovych, Lashyna Mariia Volodymyrivna, Netreba Oleksandr Oleksandrovych, Lavrynenko IUrii Oleksandrovych,
Vitis L. · Grapevine
Teszlak Peter / Madaras Zoltan
Zea mays L. · Maize
CAUSSADE SEMENCES
Zea mays L. · Maize
MONSANTO TECHNOLOGY
Daucus carota L. · Carrot
Michael Goetschkes
Zea mays L. · Maize
Mykuliak Ivan Stepanovych, Tomash Leonid Vasylovych, Olkhovyk Maksym Stanislavovych, Kupar IUliia IUriivna, Haidash Oleksandr Leonidovych, Bodenko Natalia Anatoliivna, Cherchel Vladyslav IUriiovych, Dziubetskyi Borys Volodymyrovych,
Raphanus sativus L. var. oleiformis Pers. · Oil radish
VANDINTER| VANDINTER RESEARCH B.V.
Beta vulgaris Garden Beet Group · Garden beet
Domaine Public (FR)
Triticum aestivum L. · Bread wheat
Usova Zoia Vasylivna, Riabchun Nataliia Ivanivna, Zviahin Andrii Fedorovych, Yel`nikov Mykola Ivanovych, Cherniaieva Iryna Mykolaivna, Iodkovs`kyi Vladyslav Zdyslavovoch,
Zea mays L. · Maize
MONSANTO TECHNOLOGY
Tulipa L. · Tulip
Bentem
Zea mays L. subsp. Mays · Corn
MONSANTO TECHNOLOGY
Brassica napus var. napus · Rapeseed
Nelly Guguin
Zea mays L. · Maize
Cherchel, Vladyslav Dziubetskyi, Borys
Brassica napus var. napus · Rapeseed
Jean-Pserre Despeghel
Helianthus annuus L. · Sunflower
Kalinichenko Artem Oleksandrovych, Didenko Kostiantyn Oleksandrovych,
Cucumis melo L. · Melon
António Ramalho Estevão
Tulipa L. · Tulip
P. Koopman
Solanum lycopersicum L. · Tomato
Paul Degreef