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.
Cannabis sativa L. · Hemp
POPA LORENA-DIANAVLADUT NICOLAE-VALENTIN
Helianthus annuus L. · Sunflower
MAS SEEDS
Zea mays L. · Maize
MAS SEEDS
Hordeum vulgare L. · Barley
Poljoprivredni Institut Osijek, HR
Cucumis melo L. · Melon
Nunhems Netherlands B.V.
Triticum durum Desf. · Durum wheat
Monsanto Agricultura España S.L.U.
Allium fistulosum L. · Welsh onion
Nunhems Germany GmbH
Hordeum vulgare L. · Barley
KWS MOMONT RECHERCHE S.A.R.L
Cucumis sativus L. · Cucumber
Majstro Seeds B.V.
Helianthus annuus L. · Sunflower
Institut za ratarstvo i povrtarstvo, Novi Sad (RS)
Lactuca sativa L. · Lettuce
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Cucurbita pepo L. · Field pumpkin
SEMILLAS FITO, S.A.
Helianthus annuus L. · Sunflower
RAGT Semences, FR
Helianthus annuus L. · Sunflower
Mais Angevin (FR)
Cucurbita pepo L. · Field pumpkin
A L TOZER LTD
Solanum tuberosum L. · Potato
Niederösterreichische Saatbaugenossenschaft reg.Gen.m.b.H.
Triticum aestivum L. · Bread wheat
Florimond Desprez Veuve et Fils, FR
Lolium perenne L. · Perennial ryegrass
Norddeutsche Pflanzenzucht Hans-Georg Lembke KG. Herrn Dr. Martin Frauen / Inge Gaue
Triticum aestivum L. · Bread wheat
Lietuvos agrarinių ir miškų mokslų centras
Solanum tuberosum L. · Potato
Europlant Pflanzenzucht GmbH
Pisum sativum L. · Pea
Agronomski fakultet Sveučilišta u Zagrebu, Zavod za specijalnu proizvodnju bilja (HR)
Glycine max (L.) Merr. · Soybean
Prograin Eurasia B.V.
Allium cepa L. var. aggregatum G. Don · Shallot
Union des Coopératives Agricoles
Oryza sativa L. · Rice
SA.PI.SE SARDO PIEMONTESE SEMENTI