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.
Phaseolus vulgaris L. · Common bean
Royal Sluis Vegetables BV (NL)
Triticum aestivum L. · Bread wheat
Norbert Starck
Zea mays L. · Maize
EMILSEME SPA
Zea mays L. · Maize
FREIHERR VON MOREAU SAATZUCHT
Zea mays L. · Maize
Fotos Janosne / Nemeth Janos / Pinter Zoltan / Szel Sandor / Tatrai Jozsef / Fejes Laszlone / Pinter Zoltanne
Solanum lycopersicum L. · Tomato
HAO-DEMETER Vine, Fruit Trees and Vegetable Research Institute
Zea mays L. · Maize
Bc Institut, HR
Solanum tuberosum L. · Potato
Federation des Syndicats Bretons (FR)
Hordeum vulgare L. · Barley
DEUTSCHE SAATVEREDELUNG AG
Vitis vinifera L. · Common grape vine
INCONNU (FR)
Dactylis glomerata L. · Cocksfoot
Euro Grass B.V. (NL)
Allium porrum L. · Leek
ROYAL SLUIS
Pisum sativum L. · Pea
Royal Sluis Vegetables BV (NL)
Festuca trachyphylla (Hack.) Hack. · Hard fescue
BARENBRUG HOLDING| Barenbrug Holding B.V.
Beta vulgaris Sugar Beet Group · Sugar beet
KWS SAAT SE & CO.KGAA
Helianthus annuus L. · Sunflower
Y. Stoyanova, P. Petrov, V. Velkov, A. Piskov, P. Ivanov, P. Shindrova, F. Tsvetkova, I. Ivanov
Helianthus annuus L. · Sunflower
Remy ROUANET
Pisum sativum L. · Pea
RAGT 2n, FR
Daucus carota L. · Carrot
TORSID
Helianthus annuus L. · Sunflower
Rene Baraten
Zea mays L. · Maize
PARIJ YaROSLAV FEDOROVICh / PARIJ MIROSLAV FEDOROVICh / ZOLOTAREV KONSTANTIN MITROFANOVICh / YaKOVENKO ANATOLIJ ALEKSANDROVICh
Lolium multiflorum Lam. ssp. italicum (A. Br.) Volkart · Italian ryegrass
ZWAAN & DE WILJES
Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon
PETOSEED CO
Zea mays L. · Maize
KWS SAAT SE & CO.KGAA