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.
Triticum aestivum L. · Bread wheat
Unisigma GIE (FR)/SES Europe NV/SA (BE)
Vitis vinifera L. · Common grape vine
Walker Michael Andrew / Tenscher Alan C. / Riaz Summaira / Romero Ninfa
Beta vulgaris Leaf Beet Group · Swiss chard
SVE
Raphanus sativus L. var. oleiformis Pers. · Oil radish
LAMMERS SEED OPTIONS
Euphorbia pulcherrima Willd. ex Klotzsch · Poinsettia
ZERR| Katharina Zerr
Capsicum annuum L. · Bell pepper
Vilmorin SA (FR)
Lolium multiflorum Lam. · Italian ryegrass
INSTITUTO NACIONAL DE INVESTIGACION AGROPECUARIA (INIA)
Trifolium vesiculosum Savi · Arrowleaf clover
Fertiprado Sementes e Nutrientes Ltda.
Triticum aestivum L. · Bread wheat
Danko Hodowla Roslin Sp.z.o.o.
Gossypium hirsutum L. · Upland cotton
House of Agriculture Spirou S.A.
Oryza sativa L. · Rice
ROVEGLIA GIACOMO / S.I.S. SOCIETA' ITALIANA SEMENTI
Ocimum basilicum L. · Basil
Olaf Kunzemann
Hordeum vulgare L. · Barley
Syngenta UK Ltd
Solanum tuberosum L. · Potato
Aardappelkweek- en Selectiebedrijf Ijsselmeerpolders B.V.
Zea mays L. · Maize
Monsanto Tehnology LLC, USA
Glycine max (L.) Merr. · Soybean
Claude-Alain Bétrix
Glycine max (L.) Merr. · Soybean
Schillinger Genetics Inc
Triticum aestivum L. · Bread wheat
Seed Research Division, Agrigenetics Corp.
Triticum durum Desf. · Durum wheat
LIMAGRAIN EUROPE S.A.
Capsicum annuum L. · Bell pepper
Simon Laan
Hordeum vulgare L. · Barley
Saatzucht Edelhof
Zea mays L. · Maize
Pierre CAROLO
Triticum aestivum L. · Bread wheat
ELSOMS WHEAT
Pisum sativum L. · Pea
OSEVA , Plant Breeding Institute