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.
Brassica napus L. · Rapeseed
KWS SAAT SE Germany
Zea mays L. · Maize
KWS SAAT SE and CO KGAA
Zea mays L. · Maize
Semillas Fito, E
Solanum tuberosum L. · Potato
Federation des Syndicats Bretons (FR)
Zea mays L. subsp. mays (Maize Group) · Maize
KWS SAAT SE & CO.KGAA
Zea mays L. subsp. mays (Maize Group) · Maize
KWS Saat SE Finanzbuchhaltung
Zea mays L. subsp. mays (Maize Group) · Maize
SOCKALB
Beta vulgaris Sugar Beet Group · Sugar beet
Syngenta Participations AG| CH
Triticum aestivum L. · Bread wheat
Deutsche Saatveredelung AG., Lippstadt DE
Zea mays L. · Maize
KWS, D
Zea mays L. subsp. mays (Maize Group) · Maize
Limagrain Europe s.a.
Zea mays L. subsp. mays (Maize Group) · Maize
R2n SAS (FR)
Zea mays L. · Maize
LIDEA FRANCE SAS
Avena sativa L. · Oat
KWS MOMONT RECHERCHE SARL, FR
Pisum sativum L. · Pea
RAGT 2n, FR
Helianthus annuus L. · Sunflower
SEMUNDO ITALIA S.R.L.
Brassica napus var. napus · Rapeseed
Jutta Kaiser, Jutta Kaiser,
Zea mays L. · Maize
FREIHERR VON MOREAU SAATZUCHT
Solanum lycopersicum L. · Tomato
Syngenta Seeds BV (NL)
Brassica oleracea L. (White Cabbage Group) · White cabbage
Clause Semences SA (FR)
Solanum tuberosum L. · Potato
Saatzucht Firlbeck GmbH&Co.KG, DE
Beta vulgaris Sugar Beet Group · Sugar beet
SESVanderhave NV
Solanum tuberosum L. · Potato
REITZIG| Dorlies Reitzig
Brassica oleracea L. (Kohlrabi Group) · Kohlrabi
Bejo Zaden B.V.