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.
Hordeum vulgare L. · Barley
Malopolska Hodowla Roslin Spolka z o.o.
Cichorium endivia L. · Endive
Panora s.p.a.
Oryza sativa L. · Rice
SOCIETÀ AGRICOLA GIULIO MELZI D'ERIL S.S.
Cynara cardunculus L. · Cardoon
Plant Sciences Inc.
Helianthus annuus L. · Sunflower
ISEA S.P.A.
Avena sativa L. · Oat
DLF SEEDS A/S
Hordeum vulgare L. · Barley
Unisigma GIE (FR)/Societe Europeenne de Semences NV/SA (BE)
Festuca arundinacea Schreb. · Tall fescue
CENTRO DI RICERCA MIGLIORAMENTO GENETICO PIANTE AGRARIE S.R.L. C.M.G.P.A.
Triticum durum Desf. · Durum wheat
MALIANI GENETICA SRL UNIPERSONALE
Cucumis sativus L. · Cucumber
DE RUITER SEEDS NL B.V.
Capsicum annuum L. · Bell pepper
OOO 'AGROFIRMA 'SEDEK'
Oryza sativa L. · Rice
Semillas Certificadas Castells S.L.
Rosa L. · Rose
Meilland International S.A.
Lupinus albus L. · White lupin
JUNTA EXTREMADURA (SIA)
Cucumis melo L. · Melon
ZKI, H
Trifolium subterraneum L. · Subterranean clover
South Australian Research and Development Institute
Cucumis melo L. · Melon
Laboratoire de recherche A.S.L. (FR)
Cucumis melo L. · Melon
HM.Clause S.A.S.
Vicia villosa Roth · Hairy vetch
D'EUGENIO SEMENTI
Origanum majorana L. · Sweet marjoram
SAATZUCHT QUEDLINBURG GMBH
Festuca ovina L. · Sheep's fescue
Malopolska Hodowla Roslin Spolka z o.o.
Lactuca sativa L. · Lettuce
Enza Zaden Beheer B.V.
Zea mays L. · Maize
MONSANTO TECHNOLOGY
Phleum pratense L. · Timothy grass
OTTO PICK and SONS SEEDS LTD