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.
Chrysanthemum x morifolium Ramat. · Florist's daisy
Politechnika Bydgoska im. Jana i Jędrzeja Śniadeckich
Tulipa L. · Tulip
Gebr. Boon Hem B.V./Bola Tulpenveredeling
Sorghum x drummondii (Steud.) Millsp. & Chase · Sudangrass
Peter Bohdan Chykaliuk
Zea mays L. · Maize
Francis Glenn
Helianthus annuus L. · Sunflower
Kovalov Volodymyr Hryhorovych, Zaitsev Oleksii Borysovych,
Festuca arundinacea Schreb. · Tall fescue
Saatzucht Steinach GmbH & Co KG
Solanum lycopersicum L. · Tomato
Juan José Ruíz Martínez/Santiago García Martínez/Adrián Grau Sánchez/Arantzazu alonso Sanchis/Pedro Carbonell Cerda
Solanum lycopersicum L. · Tomato
Harmoniz
Capsicum annuum L. · Bell pepper
Tyshkovs`kyi Volodytmyr Mykhailovych, Liubosh Srbek,
Triticum aestivum L. · Bread wheat
Nickerson SA (FR)
Zea mays L. · Maize
Lytus Mykola Volodymyrovych, Blashchuk Mykhailo Ivanovych, Ponomarenko Halyna Ivanivna, Morhun Volodymyr Vasylovych, Havryliuk Viktor Mykolaiovych
Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon
Mark van der Zouwen
Zea mays L. · Maize
Savchuk Liudmyla Fedorivna, Matseiko Ivan Ivanovych, Hopchak Tetiana Mykolaivna, Sen Oleksandr Vitaliiovych, Dudka Oleksandr Stepanovych, Sytnychenko Vira Petrivna, Perevertun Larysa Ivanivna, Hodz` Mykola Vasyl`ovych, Zaika Stanislav Polikarpovych,
Zea mays L. · Maize
Osadchyi Serhii Stepanovych, Khromenko Vitalii Oleksandrovych, Kalinchuk Oleh Ivanovych, Tereshcuk Serhii Mykolaiovych,
Zea mays L. · Maize
Prof. Dr. A. E. Melchinger / INAKTIV Versuchsstation für Pflanzenzüchtung Eckartsweier Herrn Dr. Wolfgang Schipprack
Zea mays L. · Maize
Eric Rayn
Cucurbita pepo L. · Field pumpkin
Levantia Seed Srl (IT)
Brassica oleracea L. (Savoy Cabbage Group) · Savoy cabbage
Domaine Public (FR)
Vitis vinifera L. · Common grape vine
INCONNU (FR)
Malus domestica (Suckow) Borkh. · Apple
Klymenko Svitlana Valentynivna, Honcharovska Inna Valeriivna, Tereshcenko Tamara Petrivna, Kuznetsov Volodymyr Viktorovych,
Brassica oleracea L. (Savoy Cabbage Group) · Savoy cabbage
Domaine Public (FR)
Solanum lycopersicum L. · Tomato
Yurkevych Larysa Nazarivna, Potopal`s`kyi Anatolii Ivanovych,
Zea mays L. · Maize
Osadchyi Serhii Stepanovych, Khromenko Vitalii Oleksandrovych, Kalinichuk Oleh Ivanovych, Tereschuk Serhii Mykolaiovych,
Cucumis sativus L. · Cucumber
Dementieva Alevtyna Volodymyrivna, Medviediev Anatolii Vasyl`ovych, Neporozhna IEvheniia Oleksandrivna,