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
Fotos Janosne dr. Kadar Katalin / Kalman Laszlo / Szel Sandor / Pinter Zoltan / Nemeth Janos / Moroczne Salamon Katalin / Fejes Laszlone
Triticum durum Desf. · Durum wheat
BALTZIS NIKOLAOS (GR)
Triticum aestivum L. · Bread wheat
BALTZIS NIKOLAOS (GR)
Lactuca sativa L. · Lettuce
Enza Zaden Beheer B.V.
Solanum melongena L. · Eggplant
SEMILLAS FITO, S.A.
Gerbera L. · Gerbera
Piet Schreurs Holding B.V.
Solanum lycopersicum L. · Tomato
Jean-Christophe Lepeltier
Cucurbita pepo L. · Field pumpkin
DIAMOND SEEDS S.L.
Solanum lycopersicum L. · Tomato
Golden West Seed Co.
Beta vulgaris Garden Beet Group · Garden beet
Peto Seed Co.
Zea mays L. · Maize
HALEChKO Ivan
Phaseolus vulgaris L. · Common bean
GLAMAN GHEORGHEMARGINA ANDREITUDOR ZOICA
Solanum tuberosum L. · Potato
Konst Research, Aardappelveredelingsbedrijf B.V.
Solanum lycopersicum L. · Tomato
Ferry Morse Seed Co.(USA) (US)
Dianthus caryophyllus L. · Carnation
GIDEON SCOVEL
Cucumis melo L. · Melon
Hort Seed Mediterrani S.L
Oryza sativa L. · Rice
TECNORISI, ASSISTENCIA TECNICA E COMERCIO DE SEMENTES LD.ª
Gossypium hirsutum L. · Upland cotton
Valentina Dimitrova, Spasimira Nqdyalkova
Gossypium hirsutum L. · Upland cotton
HAO-DEMETER Cotton and Industrial Crops Institute
Hordeum vulgare L. · Barley
CSIC-SIDTA-IRTA-INIA
Brassica napus var. napus · Rapeseed
Serasem, FR
Zea mays L. · Maize
Delley Seeds and Plants
Festuca rubra L. · Red fescue
Alicja Ramenda
Cucurbita pepo L. · Field pumpkin
W. LEGUTKO PRZEDSIEBIORSTWO HODOWLANO NASIENNE SP.Z.O.O