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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.

Crazi YG

Protection expired

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

CZ
2 records

P9300

Active

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

CZ
2 records

Baghera

Terminated

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

NL
2 records

PR35T36

Active

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

HR
2 records

Medino

Active

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

CZ
2 records

P8888

Active

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

CZ
2 records

Bc 294

Active

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

HR
3 records

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

CZ
2 records

Moribor

Active

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

CZ
2 records

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

ES
2 records

Subris

Terminated

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

CZ
2 records

Perreen

Terminated

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

CZ
2 records

Ceskor

Protection expired

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

CZ
3 records

Ceben

Protection expired

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

CZ
3 records

DKC2961 YG

Protection expired

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

CZ
2 records

Keldeo

Active

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

CZ
2 records

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

CZ
2 records

PR38Y09

Terminated

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

CZ
2 records

Bc 723

Terminated

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

Bc Institut d.d. Zagreb (HR)

HR
2 records

Katts

Terminated

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

CZ
2 records

Cegrand

Active

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

CZ
5 records

Konsultatis

Terminated

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

CZ
2 records

Cegura

Active

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

CZ
3 records

Sarreaus

Active

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

ES
2 records

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