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.
Hordeum vulgare L. · Barley
Muranyi Istvan / Szalai Gyoergy / Harangi Laszlo
Brassica oleracea L. (Brussels Sprouts Group) · Brussels sprouts
Hazera Seeds B.V.
Beta vulgaris Sugar Beet Group · Sugar beet
Betaseed
Dactylis glomerata L. · Cocksfoot
Poznanska Hodowla Roslin Sp. z o.o
Lotus corniculatus L. · Bird's-foot trefoil
CRIADERO EL CENCERRO S.A.
Festuca arundinacea Schreb. · Tall fescue
Dr. Hans Baukloh in Fa. KWS SAAT SE
Helianthus annuus L. · Sunflower
MONSANTO SAS,FR
Cucurbita pepo L. · Field pumpkin
A L TOZER LTD
Triticum aestivum L. · Bread wheat
SEMETICA S.R.L.
Hordeum vulgare L. · Barley
Verneuil Recherche SA (FR)
Secale cereale L. · Rye
Nadezhda Antonova
Triticum aestivum L. · Bread wheat
N. Tsenov, I. Stoeva, I. Panayotov, I. Todorov, K. Kostov, T. Petrova, I. Iliev, V. Kiryakova
Onobrychis viciifolia Scop. · Common sainfoin
MICHEL (FR)
Capsicum annuum L. · Bell pepper
PATRU Nicolae, RO
Triticum durum Desf. · Durum wheat
PIONEER HI-BRED INT
Helianthus annuus L. · Sunflower
SEMILLAS BATLLE S.A.
Tulipa L. · Tulip
J.A. Borst Bloembollen B.V.^^^TRIFLOR B.V.
Glycine max (L.) Merr. · Soybean
Bólyi Mezőgazdasági Termelő és Kereskedelmi Rt., Bóly
Brassica oleracea L. (Cauliflower Group) · Cauliflower
GROEN SIMON
Cucumis melo L. · Melon
NUNHEMS
Lactuca sativa L. · Lettuce
Victor Segura
Valerianella locusta (L.) Laterr. · Corn salad
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Brassica oleracea L. (Brussels Sprouts Group) · Brussels sprouts
Hazera Seeds B.V.
Dactylis glomerata L. · Cocksfoot
MICHEL OBTENTION