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Variety traits

Maize maturity group

Zea mays L. subsp. mays (Maize Group)

The maize maturity group is determined by the FAO index, a numerical indicator ranging from 100 to 999 used to categorize hybrids based on their biological characteristics and heat requirements.

In the reference 1 583 varieties crop Maize, where this is mentioned in the description.

The FAO index serves as a tool for the relative comparison of maize hybrids according to their growing season. The index values are divided into groups: early-maturing (100–199), mid-early (200–299), mid-maturing (300–399), mid-late (400–499), and late-maturing (500 and above). A difference of 10 FAO units under identical conditions corresponds to a change in the growing season of 1–2 days or a change in the grain dry matter content of 1–2%.

Selecting a hybrid based on the FAO index determines adaptation to the sum of active and effective temperatures of the region. Hybrids with a high index possess greater yield potential but require significant grain drying costs, whereas earlier groups are preferred for obtaining grain with low moisture levels. The maturity group also influences the choice of utilization for grain or silage, plant population density, and response to agronomic practices.

General information about the subject — on the page Maturity group.

Sources8

Varieties of Maize mentioned in the description

Selection based on the description text, not on official evaluation: these data are absent from registers. For specific variety details, please refer to its profile.

Anjou 227

Protection expired

Zea mays L. subsp. mays (Maize Group) · Maize

Limagrain Verneuil Holding (FR)

BE FR
3 records

Zea mays L. subsp. mays (Maize Group) · Maize

Monsanto Technology LLC, US

FR
2 records

Zea mays L. subsp. mays (Maize Group) · Maize

MONSANTO TECHNOLOGY

ES
2 records

BC626

Terminated

Zea mays L. subsp. mays (Maize Group) · Maize

Bc Institut d.d. Zagreb (HR)

HR
2 records

Ossk 635

Active

Zea mays L. subsp. mays (Maize Group) · Maize

Poljoprivredni Institut Osijek, HR

HR
2 records

Bolea YG

Active

Zea mays L. subsp. mays (Maize Group) · Maize

SEMILLAS FITO, S.A.

ES
2 records

P0283

Active

Zea mays L. subsp. mays (Maize Group) · Maize

PIONEER OVERSEAS CORPORATION

ES
2 records

Bamaco

Active

Zea mays L. subsp. mays (Maize Group) · Maize

KWS Saat AG, DE

FR
2 records

DKC6041YG

Terminated

Zea mays L. subsp. mays (Maize Group) · Maize

MONSANTO TECHNOLOGY

ES
2 records

OS5518

Active

Zea mays L. subsp. mays (Maize Group) · Maize

Poljoprivredni Institut Osijek, HR

HR
2 records

Burli

Terminated

Zea mays L. subsp. mays (Maize Group) · Maize

Caussade Semences SA (FR)

FR
3 records

P1884

Active

Zea mays L. subsp. mays (Maize Group) · Maize

PIONEER OVERSEAS CORPORATION

ES
2 records

Zea mays L. subsp. mays (Maize Group) · Maize

RAGT 2n, FR

FR
2 records

Ossk 654

Protection expired

Zea mays L. subsp. mays (Maize Group) · Maize

Poljoprivredni Institut Osijek, HR

HR
2 records

P1884y

Terminated

Zea mays L. subsp. mays (Maize Group) · Maize

PIONEER OVERSEAS CORPORATION

ES
2 records

MAS 23L

Withdrawn

Zea mays L. subsp. mays (Maize Group) · Maize

Maisadour Semences, FR

CZ FR
2 records

Ossk 659

Protection expired

Zea mays L. subsp. mays (Maize Group) · Maize

Poljoprivredni Institut Osijek, HR

HR
2 records

BRV2445B

Active

Zea mays L. subsp. mays (Maize Group) · Maize

PIONEER OVERSEAS CORPORATION

NL
2 records

Ossk 661 B

Protection expired

Zea mays L. subsp. mays (Maize Group) · Maize

Poljoprivredni Institut Osijek, HR

HR
2 records

Volodia

Active

Zea mays L. subsp. mays (Maize Group) · Maize

Monsanto Technology LLC, US

FR
2 records

Ossk 665

Protection expired

Zea mays L. subsp. mays (Maize Group) · Maize

Poljoprivredni Institut Osijek, HR

HR
2 records

Kasia

Terminated

Zea mays L. subsp. mays (Maize Group) · Maize

Instytut Hodowli i Aklimatyzacji Roslin Panstwowy Instytut Badawczy

PL
3 records

Anakonda

Active

Zea mays L. subsp. mays (Maize Group) · Maize

FREIHERR VON MOREAU SAATZUCHT

NL
2 records

Xuncal

Active

Zea mays L. subsp. mays (Maize Group) · Maize

C.INIA MABEGONDO

ES
2 records

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