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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.

EG5009

Active

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

MONSANTO TECHNOLOGY

ES
1 record

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

Semences Cargill SA (FR)

FR
1 record

1333

Withdrawn

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

Semences Cargill SA (FR)

FR
1 record

César CB

Terminated

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

CIBA GEIGY SA (CH) (CH)

FR
1 record

1090

Withdrawn

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

Sandoz Seeds SA (CH)

FR
1 record

LG31500 WX

Terminated

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

Limagrain Europe S.A.S

ES
1 record

Gloria

Withdrawn

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

Advanta Seeds B.V. (NL)

FR
1 record

Froncinal

Withdrawn

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

FREIHERR VON MOREAU SAATZUCHT

NL
1 record

Scipio

Terminated

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

Dekalb Genetics Corporation (usa) (US)

FR
1 record

Linxx

Protection expired

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

Monsanto Technology LLC (SAD)

HR
1 record

NX4023

Withdrawn

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

SYNGENTA SEEDS A.G.

ES
1 record

Wallstreet

Application submitted

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

FREIHERR VON MOREAU SAATZUCHT

NL
1 record

OSSK 391

Terminated

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

Poljoprivredni Institut Osijek, HR

HR
1 record

LTH391

Withdrawn

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

Maisadour Semences, FR

FR
1 record

KXA9491

Withdrawn

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

KWS SAAT SE & CO.KGAA

ES
1 record

Pride 450

Terminated

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

PRIDE HY CIE (CA)

FR
1 record

F 485

Protection expired

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

INSTITUT NATIONAL DE LA RECHERCHE AGRONOMIQUE, FR

FR
1 record

LNR79

Terminated

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

Maisadour Semences, FR

FR
1 record

OS4409

Withdrawn

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

Poljoprivredni Institut Osijek, HR

HR
1 record

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

GLENN SEED LTD

ES
1 record

Eruptivo

Active

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

KWS SAAT SE&CO.KGaA, DE

FR
1 record

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

KWS SAAT SE & Co. KGaA, Limagrain Europe S.A.S.

1 record

TWD54CC

Active

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

Limagrain Europe S.A.S

1 record

KX 6381

Withdrawn

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

KWS SAAT SE & CO.KGAA

ES
1 record

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