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.
Lupinus albus L. · White lupin
Poznanska Hodowla Roslin Sp. z o.o
Triticum aestivum L. · Bread wheat
Saatbau Linz OÖ. Landes-Saatbaugen.reg.Gen.m.b.H.
Brassica napus var. napus · Rapeseed
Deutsche Saatveredelung AG - DSV (DE)
Zea mays L. · Maize
Monsanto Technology, USA
Brassica napus L. · Rapeseed
Reinhard Hemker
Trifolium resupinatum L. · Persian clover
D'EUGENIO SEMENTI
Pisum sativum L. · Pea
Veronigue Tramcourt
Brassica napus var. napus · Rapeseed
RAGT 2n, FR
Freesia Eckl. ex Klatt · Freesia
HANDELSKWEKERIJ M C VAN
Hordeum vulgare L. · Barley
Secobra Recherches, FR
Sinapis alba L. · White mustard
WOLTERS| Lukas H. Wolters c/o Euro Grass BV
Dactylis glomerata L. · Cocksfoot
SIMON| Prof. Dr. Uwe Simon Lehrstuhl fuer Gruenlandlehre der TU Muenchen
Cucumis sativus L. · Cucumber
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Helianthus annuus L. · Sunflower
SOLTIS S.A.S
Chrysanthemum L. · Chrysanthemum
Machin, Barrie J.|Hants, England
Solanum lycopersicum L. · Tomato
BAEK, NAM KWON
Triticum aestivum L. · Bread wheat
Saatzucht Donau GmbH & Co.KG
Pisum sativum L. · Pea
Saatbau Linz OÖ. Landes-Saatbaugen.reg.Gen.m.b.H.
Solanum lycopersicum L. · Tomato
Monsanto Vegetable IP Management B.V.
Arachis hypogaea L. · Peanut
Stanko Delikostadionv
Helianthus annuus L. · Sunflower
Saaten Union Romania SRL
Triticum aestivum L. · Bread wheat
NICKERSON (UK)
Solanum lycopersicum L. · Tomato
Paul Degreef
Helianthus annuus L. · Sunflower
ISEA S.R.L. / SUPERSEED