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.
Glycine max (L.) Merr. · Soybean
STINE SEED Co, USA
Helianthus annuus L. · Sunflower
Saaten Union Romania, RO
x Triticosecale Wittm. ex A. Camus · Triticale
Hodowla Roslin Strzelce Sp z.o.o. Grupa IHAR
Helianthus annuus L. · Sunflower
Ragt 2n, F
Triticum durum Desf. · Durum wheat
Ragt 2n, F
Lolium perenne L. · Perennial ryegrass
RAGT 2N S.A.S
Pisum sativum L. · Pea
SELGEN A.S
x Triticosecale Wittm. ex A. Camus · Triticale
Hodowla Roslin Strzelce Sp z.o.o. Grupa IHAR
Triticum aestivum L. · Bread wheat
Jockovic Bojan, Jevtic Radivoje, Mladenov Novica,
Helianthus annuus L. · Sunflower
SC Quality Crops Genetics SRL
Glycine max (L.) Merr. · Soybean
Marco Signor
Glycine max (L.) Merr. · Soybean
STINE SEED Co, USA
x Triticosecale Wittm. ex A. Camus · Triticale
Poznanska Hodowla Roslin
Brassica napus var. napus · Rapeseed
Lantmaennen ek foer
Triticum aestivum L. · Bread wheat
Zoltán Bedő^^^László Láng^^^Ottó Veisz^^^Gyula Vida^^^Ildikó Karsai^^^Mariann Rákszegi^^^Klára Mészáros
Glycine max (L.) Merr. · Soybean
RAGT 2N S.A.S
Glycine max (L.) Merr. · Soybean
Randy Kallem
Glycine max (L.) Merr. · Soybean
Maize Research Institute Zemun Polje
Helianthus annuus L. · Sunflower
Institut za ratarstvo i povrtarstvo, Novi Sad
Zea mays L. · Maize
NS ratarstvo (YU)
Glycine max (L.) Merr. · Soybean
OHVATENKO VALENTINA GRIGOR'EVNA / MONICh RUSLAN VASIL'EVICh / ASAULETS TAT'YaNA GRIGOR'EVNA
Solanum tuberosum L. · Potato
Station de Recherche du ComitÚ Nord
Triticum aestivum L. · Bread wheat
Saatzucht Donau, A
Brassica oleracea L. (White Cabbage Group) · White cabbage
Ger Beemsterboer