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.
Solanum tuberosum L. · Potato
Niederösterreichische Saatbaugenossenschaft reg.Gen.m.b.H.
Helianthus annuus L. · Sunflower
Rene Baratin
Gossypium L. · Cotton
M. Bozhinov, L. Dimitrova
Phaseolus vulgaris L. · Common bean
A.L. Tozer Ltd (GB)
Zea mays L. subsp. mays (Maize Group) · Maize
FREIHERR VON MOREAU SAATZUCHT
Solanum lycopersicum L. · Tomato
Zhivko Danailov
Hordeum vulgare L. · Barley
InterGrain Pty Ltd
Petroselinum crispum (Mill.) Nyman ex A. W. Hill · Parsley
Semsearch bv, NL
Oryza sativa L. · Rice
Polenghi Giandomenico
Daucus carota L. · Carrot
keine Angabe
Cucumis melo L. · Melon
Gautier Semences SAS (FR)
Helianthus annuus L. · Sunflower
CECOSA
Brassica napus var. napus · Rapeseed
Syngenta Crop Protection AG
Solanum lycopersicum L. · Tomato
Syngenta Seeds B.V.
Brassica napus var. napus · Rapeseed
Syngenta Crop Protection AG
Zea mays L. subsp. mays (Maize Group) · Maize
KWS SAAT SE, DE
Zea mays L. subsp. mays (Maize Group) · Maize
Syngenta Crop Protection AG, Seeds Division, CH
Prunus persica (L.) Batsch · Peach
Arsene Maillard Laurence Maillard
Capsicum annuum L. · Bell pepper
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Daucus carota L. · Carrot
MINISTERO DELLE POLITICHE AGRICOLE E FORESTALI - DIREZIONE GENERALE DELLE POLITICHE AGRICOLE ED AGROINDUSTRIALI NAZIONALI
Capsicum annuum L. · Bell pepper
Bejo Zaden B.V.
Solanum melongena L. · Eggplant
S.A.I.S. Societa Agricola Italiana Sementi
Glycine max (L.) Merr. · Soybean
Istvan Rajkan
Glycine max (L.) Merr. · Soybean
Istvan Raikan