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.
Apium graveolens L. var. dulce (Mill.) Pers. · Celery
Harris Moran Seed Company
Phaseolus vulgaris L. · Common bean
Holland-Select Research B.V.
Medicago sativa L. · Alfalfa
AIMA
Helianthus annuus L. · Sunflower
Institut za ratarstvo i povrtarstvo, Novi Sad (RS)
Triticum aestivum L. · Bread wheat
ASUR Plant Breeding S.A.S
Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon
SAKATA SEED AMERICA INC US
Allium cepa L. · Onion
PETER MES
Sorghum x drummondii (Steud.) Millsp. & Chase · Sudangrass
COFFEY FORAGE SEEDS INC.
Glycine max (L.) Merr. · Soybean
RAGT 2N S.A.S
Hordeum vulgare L. · Barley
Apsovsementi S.p.A., CREA-GB
Brassica oleracea L. (Savoy Cabbage Group) · Savoy cabbage
TAKII JAPAN and CO. 180 UMEKOJI
Pisum sativum L. · Pea
Seminis Vegetable Seeds
Trifolium pratense L. · Red clover
Saatzucht Steinach GmbH & Co KG
Beta vulgaris Sugar Beet Group · Sugar beet
STRUBE D and S GMBH
Pisum sativum L. · Pea
Syngenta Seeds B.V.
Hordeum vulgare L. · Barley
GROSSER| Dr. Joerg Grosser in Fa. KWS LOCHOW GMBH - Zuchtstation Wetze -
Phaseolus vulgaris L. · Common bean
Syngenta Seeds B.V.
Capsicum annuum L. · Bell pepper
Frederic Albert Denet
Phaseolus vulgaris L. · Common bean
Dominique Bleton, HM.Clause S.A.S.
Beta vulgaris Sugar Beet Group · Sugar beet
STRUBE D and S GMBH
Phaseolus vulgaris L. · Common bean
Seminis Vegetable Seeds
Brassica oleracea L. (Brussels Sprouts Group) · Brussels sprouts
Syngenta Crop Protection AG
Linum usitatissimum L. · Common flax
PARSONS SEEDS LTD
Brassica oleracea L. (Brussels Sprouts Group) · Brussels sprouts
TOZER SEEDS LTD