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.
Zea mays L. · Maize
PETER KONCZOL
Beta vulgaris Sugar Beet Group · Sugar beet
Maribo Seed International ApS, DK
Triticum durum Desf. · Durum wheat
Groupement Agricole Essonnois (FR)
Beta vulgaris Sugar Beet Group · Sugar beet
Green Genetics BV (NL)
Zea mays L. · Maize
Syngenta Seeds
Zea mays L. · Maize
Syngenta Crop Protection AG
Brassica napus var. napus · Rapeseed
Norddeutsche Pflanzenzucht DE
Spinacia oleracea L. · Spinach
OHLSENS ENKE (DK)
Zea mays L. · Maize
SEMENCES NICKERSON
Phaseolus vulgaris L. · Common bean
HILD WALTER| Walter Hild
Lactuca sativa L. · Lettuce
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Zea mays L. · Maize
MAS SEEDS
Beta vulgaris Sugar Beet Group · Sugar beet
STRUBE GMBH&CO.KG
Zea mays L. subsp. mays (Maize Group) · Maize
FR. STRUBE SAATZUCHT GMBH&CO.KG
Zea mays L. subsp. mays (Maize Group) · Maize
RAGT 2n
Zea mays L. · Maize
Monsanto Technology, Missouri US
Dactylis glomerata L. · Cocksfoot
Mommersteeg International BV (NL)
Prunus avium (L.) L. · Sweet cherry
SANDRIN (FR)
Beta vulgaris Sugar Beet Group · Sugar beet
KWS, D
Zea mays L. · Maize
Südwestdeutsche Saatzucht GmbH&Co.KG
Euphorbia pulcherrima Willd. ex Klotzsch · Poinsettia
POST JOACHIM| Joachim Post jun. (Gartenbau GbR)
Triticum aestivum L. · Bread wheat
ETS.C.C.BENOIST
Zea mays L. · Maize
Euralis Semences, Lescar FR
Zea mays L. · Maize
MAS SEEDS