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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.

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

KWS SAAT SE&CO.KGaA, DE

CZ FR
3 records

KWS Memento

Terminated

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

KWS SAAT SE & CO.KGAA

BE NL
3 records

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

KWS SAAT SE & CO.KGAA

CZ PL
3 records

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

KWS SAAT SE & CO.KGAA

CZ PL
3 records

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

KWS SAAT SE & CO.KGAA

BE NL
3 records

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

KWS SAAT SE & CO.KGAA

FR NL
3 records

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

KWS SAAT SE & CO.KGAA

CZ NL
3 records

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

KWS SAAT SE&CO.KGaA, DE

CZ HR
3 records

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

KWS SAAT SE & CO.KGAA

CZ PL
3 records

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

KWS SAAT SE & CO.KGAA

CZ PL
3 records

Kwintus

Terminated

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

KWS SAAT SE & CO.KGAA

CZ PL
3 records

Kroissans

Terminated

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

KWS Saat AG, DE

CZ FR
3 records

Koxx

Terminated

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

MONSANTO TECHNOLOGY

ES FR
3 records

Kourtois

Terminated

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

KWS SAAT SE & CO.KGAA

BE FR
3 records

Konsulixx

Protection expired

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

RAGT 2n

CZ PL
3 records

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

Hodowla Roslin Smolice Sp.z o.o Grupa IHAR

CZ PL
4 records

Koletis

Active

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

KWS Saat AG, DE

CZ FR
3 records

Knoks

Application submitted

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

RAGT 2n, FR

CZ FR PL
3 records

Kipous

Protection expired

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

KWS Saat AG, DE

CZ FR
3 records

Kinemas

Active

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

LEIPERT Rainer, DE

HR
3 records

Keltico

Active

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

SAATBAU LINZ EGEN

NL PL
3 records

Karas YG

Protection expired

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

KWS Saat AG, DE

CZ FR
3 records

Kandis

Protection expired

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

KWS Saat AG, DE

CZ FR
3 records

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

LEIPERT Rainer, DE

CZ
3 records

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