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
Olivier Soulie
Glycine max (L.) Merr. · Soybean
Patrice Jeanson
Glycine max (L.) Merr. · Soybean
Patrice Jeanson
Zea mays L. · Maize
PETER KONCZOL
Helianthus annuus L. · Sunflower
Syngenta participation AG
Triticum aestivum L. · Bread wheat
Lantmännen SW Seed Hadmersleben GmbH
Helianthus annuus L. · Sunflower
MAS Seeds, F
Helianthus annuus L. · Sunflower
MAS SEEDS
Helianthus annuus L. · Sunflower
MAS SEEDS
Glycine max (L.) Merr. · Soybean
MAYER BERNHARD
Zea mays L. · Maize
Pioneer Overseas Corporation, USA
Triticum aestivum L. · Bread wheat
Societa Produttori Sementi S.p.A
Helianthus annuus L. · Sunflower
MAS SEEDS
Triticum aestivum L. · Bread wheat
Poljoprivredni Institut Osijek, HR
Glycine max (L.) Merr. · Soybean
P.H.Petersen, D
Glycine max (L.) Merr. · Soybean
RAGT 2N S.A.S
Helianthus annuus L. · Sunflower
Helianthus annuus L. · Sunflower
VANDERHAVE RESEARCH
Triticum aestivum L. · Bread wheat
Mikic Sanja, Jevtic Radivoje, Momcilovic Vojislava, Mirosavljevic Milan,
x Triticosecale Wittm. ex A. Camus · Triticale
Instytut Hodowli i Aklimatyzacji Roslin Panstwowy Instytut Badawczy
Hordeum vulgare L. · Barley
Selgen a.s., CZ
Glycine max (L.) Merr. · Soybean
Lidea Frances SAS, F
Glycine max (L.) Merr. · Soybean
VIDIC MILOS / HRUSTICh MILITSA / MILADINOVICh EGOR / JOCKOVIC DJORDJE
Helianthus annuus L. · Sunflower
Euralis Semences FR