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.
Helianthus annuus L. · Sunflower
Semences Cargill SA (FR)
Solanum lycopersicum L. · Tomato
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Triticum aestivum L. · Bread wheat
SAATEN UNION RECHERCHE
Beta vulgaris Fodder Beet Group · Mangelwurzel
Zwaan Bieten BV, NL-9679 ZG Scheemda
Allium cepa L. · Onion
ENZA ZADEN
x Triticosecale Wittm. ex A. Camus · Triticale
Elmar A. Weissmann
Solanum lycopersicum L. · Tomato
Syngenta Seeds B.V.
Pisum sativum L. · Pea
Van Waveren Saaten GmbH
Glycine max (L.) Merr. · Soybean
Poljoprivredni Institut Osijek, HR
Brassica oleracea L. (Cauliflower Group) · Cauliflower
Novartis Seeds B.V.
Cucurbita pepo L. · Field pumpkin
Vilmorin SA (FR)
Solanum tuberosum L. · Potato
SCICA BRETAGNE- PLANTS
Zea mays L. · Maize
MONSANTO TECHNOLOGY
Glycine max (L.) Merr. · Soybean
Lidea France SAS, Lescar FR
Glycine max (L.) Merr. · Soybean
Lidea France S.A.S
Lolium perenne L. · Perennial ryegrass
Dipl.Ing.agr. Heiner Busch in Fa. Deutsche Saatveredelung AG / Dr. Ulf Feuerstein
x Festulolium Aschers. et Graebn. · Festulolium
Feldsaaten Freudenberger GmbH & Co. KG., D-47800 Krefeld
Lolium perenne L. · Perennial ryegrass
INAKTIV SA Carneau Frères Eurogazon
Linum usitatissimum L. · Common flax
Van de Bilt Zaden en Vlas B.V.
Zea mays L. · Maize
NOVARTIS SEEDS S.A.
Festuca rubra L. · Red fescue
RAGT 2N S.A.S
Lactuca sativa L. · Lettuce
Rijk Zwaan, NL
Brassica oleracea L. (Kohlrabi Group) · Kohlrabi
MORAVOSEED
Dianthus L. · Carnation
Lab. De Phys. Veget., Barberet Et Ducloux Et Cie