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
Borysov Viktor Mykolaiovych, Antoniuk Serhii Petrovych, Cherchel Vladyslav IUriiovych, Dziubetskyi Borys Volodymyrovych,
Zea mays L. · Maize
Kozhemiakina Nataliia Volodymyrivna, Anokhina IUliia Stanislavivna, Matseiko Ivan Ivanovych, Savchuk Liudmyla Fedorivna, Hopchak Tetiana Mykolaivna, Sytnychenko Vira Petrivna, Hodz` Mykola Vasyl`ovych, Sen Oleksandr Vitaliiovych,
Avena sativa L. · Oat
WIERSUM PLANTBREEDING B.V.
Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon
James Brusca
Zea mays L. subsp. mays (Maize Group) · Maize
DEKALB PLANT GENETICS
Solanum tuberosum L. · Potato
RING BAYERISCHER KARTOF. (DE)
Zea mays L. · Maize
Ovsiannikova Nataliia Stanislavivna, Ponurenko Serhii Hennadiiovych, Sikalova Olena Valentynivna, Chernobai Larysa Mykolaivna, Ivleva Tetiana Volodymyrivna, Barsukov Ihor Petrovych, Kozubenko Leonid Vasyl`ovych,
Zea mays L. subsp. mays (Sweet Corn Group) · Sweet corn
Dastin Batt
Lolium x hybridum Hausskn. · Hybrid ryegrass
RAGT 2n, FR
Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon
Syngenta Crop Protection AG
Zea mays L. subsp. mays (Popcorn Group) · Popcorn
Weaver popcorn hybrids LLC (US)
Nicotiana tabacum L. · Tobacco
Centralne Laboratorium Przemyslu Tytoniowego
Lactuca sativa L. · Lettuce
Syngenta Crop Protection AG
Zea mays L. · Maize
Dziubets`kyi Oleksii Borysovych, Maksymova Lidiia Oleksiivna, Ilchenko Larysa Anatoliivna, Bodenko Natalia Anatoliivna, Halechko Ivan Dmytrovych, Hlushko Vasyl` Vasyl`ovych, Olyz`ko Oleksii Petrovych, Antoniuk Serhii Petrovych, Cherchel Vladyslav IUriiovy
Zea mays L. · Maize
PIONEER OVERSEAS CORPORATION
Zea mays L. subsp. mays (Popcorn Group) · Popcorn
Weaver Hybrids QOZB, LLC (US)
Solanum lycopersicum L. · Tomato
Royal Sluis France Sarl (FR)
Nicotiana tabacum L. · Tobacco
Instytut Uprawy Nawożenia i Gleboznawstwa Państwowy Instytut Badawczy
Glycine max (L.) Merr. · Soybean
SNOW BRAND SEED Co. Ltd (JP)
Prunus domestica L. · European plum
Instytut Ogrodnictwa - Państwowy Instytut Badawczy
Zea mays L. · Maize
Khromenko Vitalii Oleksandrovych, Havryliuk Viktor Mykolaiovych, Larchenko Kateryna Andriivna, Morhun Volodymyr Vasylovych,
Zea mays L. subsp. mays (Maize Group) · Maize
FREIHERR VON MOREAU SAATZUCHT
Hedysarum coronarium L. · Sulla
CAPPAGLI LUIGI
Capsicum annuum L. · Bell pepper
Asgrow Seed Company (US)