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.
Cucumis sativus L. · Cucumber
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Lactuca sativa L. · Lettuce
Syngenta Crop Protection AG
Allium cepa L. var. cepa · Onion
M. Maas Kruiningen B.V.
Triticum aestivum L. · Bread wheat
AGROVEGETAL, S.A.
Phaseolus vulgaris L. · Common bean
Holland-Select Research B.V.
Capsicum annuum L. · Bell pepper
Enza Zaden Beheer B.V.
Zea mays L. subsp. mays (Maize Group) · Maize
Euralis Semences FR
Prunus armeniaca L. · Apricot
Pepinieres Valla Georges SCEA (FR)
Cucurbita pepo L. · Field pumpkin
keine Angabe
Cucumis sativus L. · Cucumber
Enza Zaden Beheer B.V.
Solanum melongena L. · Eggplant
MINISTERO DELLE POLITICHE AGRICOLE E FORESTALI - DIREZIONE GENERALE DELLE POLITICHE AGRICOLE ED AGROINDUSTRIALI NAZIONALI
Solanum lycopersicum L. · Tomato
Monsanto Vegetable IP Management B.V.
Zea mays L. subsp. mays (Maize Group) · Maize
Euralis Semences FR
Asparagus officinalis L. · Asparagus
CREA-CENTRO DI RICERCA PER L'ORTICOLTURA (CREA-OF-PON)
Avena sativa L. · Oat
Landwirtschaftliche Fachschule Edelhof Saatzucht
Cucumis sativus L. · Cucumber
ESASEM SPA
Zea mays L. · Maize
MONSANTO TECHNOLOGY
Zea mays L. subsp. mays (Maize Group) · Maize
Euralis Semences, Centre de Recherche de Mondoville (FR)
Allium sativum L. · Garlic
Ing. Jan Kozák (CZ)
Cucurbita pepo L. · Field pumpkin
Sakata Vegetables Europe SAS (FR)/Sakata Seed Sudamerica Ltd (BR)
Cucumis sativus L. · Cucumber
Nunhems B.V.
Malus domestica (Suckow) Borkh. · Apple
Sempra Praha a.s., CZ
Solanum lycopersicum L. · Tomato
Bayer Holland B.V.
Solanum tuberosum L. · Potato
CREA- CENTRO DI RICERCA CEREALICOLTURA E COLTURE INDUSTRIALI (CREA-CI)