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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.

TIETAR BT

Terminated

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

ASGROW SEED CO

ES
1 record

GYSZ 114

Withdrawn

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

KISKUN GTV (HU)

FR
1 record

Mixxur

Terminated

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

RAGT SA (FR)

FR
4 records

F 7*F 2

Protection expired

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

INSTITUT NATIONAL DE LA RECHERCHE AGRONOMIQUE, FR

FR
1 record

PX 77

Withdrawn

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

NORTHRUP KING

ES
1 record

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

KWS SAAT SE&CO.KGaA, DE

FR
1 record

EDENIS

Withdrawn

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

Semences COOP de Pau

ES
1 record

LDD 06

Terminated

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

Maisadour Societe Cooperative Agricole (FR)

FR
1 record

Allia

Withdrawn

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

R 2n (FR)

FR
1 record

LG2533 BT

Withdrawn

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

LIMAGRAIN GENETICS

ES
1 record

DEKALB XL 24

Withdrawn

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

RAGT SA (FR)/Dekalb Genetics Corporation (usa) (US)

FR
1 record

RX702YG

Terminated

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

MONSANTO TECHNOLOGY

ES
1 record

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

DEKALB PLANT GENETICS

ES
1 record

Plasma

Application submitted

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

FREIHERR VON MOREAU SAATZUCHT

NL
1 record

CO295

Terminated

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

Agriculture Canada (CA)

FR
1 record

MINERVO

Terminated

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

LIMAGRAIN/EMILSEME S.P.A.

ES
1 record

G 0216

Withdrawn

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

FUNK SEED

ES
1 record

KXB5492

Active

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

KWS SAAT SE&CO.KGaA, DE

HR
1 record

KXB5493

Withdrawn

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

KWS Saat AG, DE

HR
1 record

Popis

Withdrawn

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

Hodowla Roslin Smolice Sp.z o.o Grupa IHAR

PL
1 record

DA Sanya

Withdrawn

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

MTI Maize Tehnologies International GmbH (AT)

HR
1 record

Bernaxx

Withdrawn

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

R 2n (FR)

FR
1 record

RX 777

Terminated

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

ASGROW SEED CO

ES
1 record

OS 333

Terminated

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

Poljoprivredni Institut Osijek, HR

HR
1 record

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