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Variety traits

Maturity group

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.

Sources10

Breakdown by crop

Found in these crops

Varieties that feature this in their description

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.

MS 236 zS

Terminated

Zea mays L. · Maize

Borysov Viktor Mykolaiovych

UA
2 records

MS1543

Active

Zea mays L. · Maize

Borysov Viktor Mykolaiovych

UA
2 records

Mongal

Withdrawn

Solanum lycopersicum L. · Tomato

INSTITUT NATIONAL DE LA RECHERCHE AGRONOMIQUE, FR

FR
1 record

MO72725

Terminated

Brassica napus L. · Rapeseed

Asmus Soren Petersen, Jutta Detering,

UA
2 records

NH6208

Application submitted

Zea mays L. · Maize

MONSANTO TECHNOLOGY

IT
1 record

Zea mays L. · Maize

Tovarystvo z obmezhenoiu vidpovidalnistiu «AHRO MAIETOK»

UA
2 records

Solanum melongena L. · Eggplant

MINISTERO DELLE POLITICHE AGRICOLE E FORESTALI - DIREZIONE GENERALE DELLE POLITICHE AGRICOLE ED AGROINDUSTRIALI NAZIONALI

IT
1 record

Daucus carota L. · Carrot

Kyoung Chol Kim

UA
2 records

Moskvych

Terminated

Triticum aestivum L. · Bread wheat

Varlamova Tamara Hryhorivna, Yefremenkova Vira Ivanivna, Vasyl`ieva Anna Mykhailivna, Fomenko Nina Panteliivna, Vorobiova Raisa Ahafonivna, Ablova Iryna Borysivna, Shurovenkova Liudmyla Ivanivna, Bespalova Liudmyla Andriivna, Kudriashov Ihor Mykolaiovych,

UA
1 record

Morka

Withdrawn

Triticum aestivum L. · Bread wheat

Hodowla Roslin Smolice Sp.z o.o Grupa IHAR

PL
1 record

Vitis vinifera L. · Common grape vine

INCONNU (FR)

FR
1 record

Nebbione

Withdrawn

Oryza sativa L. · Rice

GIORGIO TINARELLI

IT
1 record

Monza

Withdrawn

Phleum pratense L. · Timothy grass

LIMAGRAIN NEDERLAND| Limagrain Nederland B.V. (LG Europe-Research)

DE
1 record

NA Midas

Active

Helianthus annuus L. · Sunflower

Mykhno Mykola Viacheslavovych, Miklic Vladimir, Dusanic Nenad, Jockovic Milan, Cvejic Sandra, Jocic Sinisa,

UA
2 records

NAVARRO 105

Terminated

Triticum aestivum L. · Bread wheat

DIPUTACION NAVARRA

ES
2 records

modd005

Withdrawn

Zea mays L. · Maize

ROBERT TAUCHER

UA
2 records

Helianthus annuus L. · Sunflower

Mykhno Mykola Viacheslavovych

UA
2 records

Moby Dick F1

Terminated

Brassica oleracea L. (Cauliflower Group) · Cauliflower

Robert Levieil

UA
2 records

Mkh 845 A

Terminated

Helianthus annuus L. · Sunflower

Brahin Oleksandr Mykolaiovych, Veselyi Vitalii Oleksandrovych, Syvenko Valentyna Ivanivna, Kolomatska Valeriia Pavlivna, Makliak Kateryna Mykolaivna, Kyrychenko Viktor Vasylovych,

UA
2 records

Nausel

Terminated

Triticum aestivum L. · Bread wheat

Moroz Halyna Oleksandrivna, Skoryk Olha Pavlivna, Skoryk Viktor Varfolomiiovych, Zhemoida Vitalii Leonidovych, Skoryk Volodymyr Viktorovych,

UA
2 records

Miyagawa

Application submitted

Citrus unshiu Marcow. · Satsuma mandarin

INCONNU (FR)

FR
1 record

NEMAPEAR

Terminated

Solanum lycopersicum L. · Tomato

PETOSEED CO

ES
1 record

Helianthus annuus L. · Sunflower

Cvejic, Sandra Dusanic, Nenad Jockovic, Milan Miklic, Vladimir Mykhno, Mykola Jocic, Sinisa

UA
2 records

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