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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.

FRUCTIS G4302

Terminated

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

FUNK SEED

ES
1 record

OS4721

Application submitted

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

Poljoprivredni Institut Osijek, HR

HR
1 record

LG3391 RYG

Terminated

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

MONSANTO TECHNOLOGY

ES
1 record

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

Hodowla Roslin Smolice Sp.z o.o Grupa IHAR

PL
1 record

Musi CS

Withdrawn

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

Caussade Semences SA (FR)

FR
1 record

LGR 34

Terminated

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

Maisadour Societe Cooperative Agricole (FR)

FR
1 record

TEB652-E

Terminated

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

MONSANTO TECHNOLOGY

ES
1 record

0937

Terminated

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

Dekalb Genetics Corporation (usa) (US)

FR
1 record

Polis

Withdrawn

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

PAU Semences S.A.

PL
1 record

K308

Terminated

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

Hodowla Roslin Rolniczych Nasiona Kobierzyc Sp.z.o.o.

PL
1 record

EC21

Terminated

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

INIA/X.GALICIA

ES
1 record

Excellio KWS

Terminated

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

KWS Saat AG, DE

FR
1 record

DK 580

Withdrawn

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

Dekalb Genetics Corporation (usa) (US)

FR
1 record

ES Cocarde

Withdrawn

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

EURALIS GENETIQUE

BE
1 record

XL 32 A

Terminated

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

DEKALB PLANT GENETICS

ES
1 record

ZPTC 209

Withdrawn

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

Maize Research Institute Zemun Polje

PL
1 record

OSSK 594

Terminated

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

Poljoprivredni Institut Osijek, HR

HR
1 record

MGT 310 Elli

Application submitted

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

Zeamag Termelő Kft (HU)

HR
1 record

KWS Vertuo

Withdrawn

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

KWS SAAT SE, DE

FR
1 record

TEXXUD YG

Withdrawn

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

RAGT 2n

ES
1 record

Fortello

Active

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

KWS SAAT SE&CO.KGaA, DE

FR
1 record

Perouso

Terminated

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

KWS SAAT SE&CO.KGaA, DE

FR
1 record

SY Corntop

Withdrawn

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

Syngenta Participations AG

NL
1 record

SANSONE BT

Terminated

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

Mycogen Corporation

ES
1 record

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