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Variety traits

Determinacy in Faba Bean

Vicia faba L. var. equina St.-Amans

A plant growth habit in which the apical meristem terminates in an inflorescence, ceasing vegetative stem development. This trait ensures uniform pod ripening and is adapted to regions with short growing seasons.

In the reference 6 varieties crop Horse bean, where this is mentioned in the description.

Determinacy in faba bean is defined by the cessation of growth in the shoot apex, in contrast to the standard indeterminate type, which retains meristematic vegetative activity for an extended period. This trait is controlled by a mutation in the TERMINAL FLOWER1 gene, known as the ti locus, which allows for the use of molecular dCAPS markers for early-stage selection and culling.

The agronomic value of determinate cultivars lies in ensuring uniform maturity, which is a critical condition for efficient mechanized harvesting. Despite the technological advantages, the implementation of this trait requires a balance, as limiting stem growth affects overall biomass accumulation and may reduce the plant's yield potential under certain environmental conditions.

General information about the subject — on the page Determinacy.

Sources8

Varieties of Horse bean 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.

Domino

Active

Vicia faba L. var. equina St.-Amans · Horse bean

Hodowla Roslin Strzelce Sp z.o.o. Grupa IHAR

PL
2 records

Granit

Active

Vicia faba L. var. equina St.-Amans · Horse bean

Hodowla Roslin Strzelce Sp z.o.o. Grupa IHAR

PL
2 records

Alen

Terminated

Vicia faba L. var. equina St.-Amans · Horse bean

Hodowla Roslin Szelejewo sp.z.o.o.

PL
1 record

Sonet

Protection expired

Vicia faba L. var. equina St.-Amans · Horse bean

Instytut Hodowli i Aklimatyzacji Roslin Panstwowy Instytut Badawczy

PL
2 records

Tibo

Terminated

Vicia faba L. var. equina St.-Amans · Horse bean

Instytut Hodowli i Aklimatyzacji Roslin Panstwowy Instytut Badawczy

PL
1 record

Tinos

Terminated

Vicia faba L. var. equina St.-Amans · Horse bean

Instytut Hodowli i Aklimatyzacji Roslin Panstwowy Instytut Badawczy

PL
1 record

Nadwiślański

Terminated

Vicia faba L. var. equina St.-Amans · Horse bean

Danko Hodowla Roslin Sp.z.o.o.

PL
1 record

Bronto

Terminated

Vicia faba L. var. equina St.-Amans · Horse bean

Instytut Hodowli i Aklimatyzacji Roslin Panstwowy Instytut Badawczy

PL
2 records

Apollo

Active

Vicia faba L. var. equina St.-Amans · Horse bean

DR WERNER HORN

PL
1 record

Titus

Terminated

Vicia faba L. var. equina St.-Amans · Horse bean

Hodowla Roslin Strzelce Sp z.o.o. Grupa IHAR

PL
2 records

Ashleigh

Terminated

Vicia faba L. var. equina St.-Amans · Horse bean

Danko Hodowla Roslin Sp.z.o.o.

PL
2 records

Oena

Terminated

Vicia faba L. var. equina St.-Amans · Horse bean

Danko Hodowla Roslin Sp.z.o.o.

PL
2 records