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Variety traits

Uniformity — Broccoli

Brassica oleracea L. (Broccoli Group)

A critical trait in broccoli breeding and production, which determines the simultaneous attainment of harvest maturity and the morphological uniformity of plants for mechanized harvesting.

In the reference 16 varieties crop Broccoli, where this is mentioned in the description.

To evaluate broccoli uniformity, DUS testing protocols are used, including visual observations and instrumental measurements of individual plants or groups. The key parameter is maturity time: high uniformity means that 50% of plants reach harvest maturity at the same time. Morphological characteristics such as head size and density, stem diameter, and the ratio of head height to plant height are also assessed. For statistical evaluation, the coefficient of variation is applied, where low values indicate high hybrid homogeneity.

Uniformity determines the technological feasibility of production, as low metrics require multiple manual harvests, increasing production costs. High uniformity is critical for transitioning to a single-pass mechanized harvest, ensuring market standards for industrial freezing, and providing accurate supply forecasting. This trait is genetic in nature, typical for F1 hybrids, and depends on agronomic factors that prevent stress during the head initiation period.

General information about the subject — on the page Uniformity.

Sources8

Varieties of Broccoli 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.

Nirvana

Active

Brassica oleracea L. (Broccoli Group) · Broccoli

ISI SEMENTI SPA

IT
2 records

Montevideo

Terminated

Brassica oleracea L. (Broccoli Group) · Broccoli

Syngenta Seeds B.V.

NL
2 records

Serydan

Active

Brassica oleracea L. (Broccoli Group) · Broccoli

INTERSEMILLAS SAU

ES
2 records

Boreas

Active

Brassica oleracea L. (Broccoli Group) · Broccoli

Sakata Seed Corporation, JP

FR
2 records

Seceda

Active

Brassica oleracea L. (Broccoli Group) · Broccoli

Syngenta Crop Protection AG

NL
3 records

Ulysses

Active

Brassica oleracea L. (Broccoli Group) · Broccoli

Sakata Seed Corporation, JP

FR
2 records

Neliam

Active

Brassica oleracea L. (Broccoli Group) · Broccoli

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
2 records

Bobby

Active

Brassica oleracea L. (Broccoli Group) · Broccoli

De Bolster B.V.

NL
4 records

Ithaca

Active

Brassica oleracea L. (Broccoli Group) · Broccoli

Sakata Seed Corporation (SCC)

FR
3 records

Filius

Active

Brassica oleracea L. (Broccoli Group) · Broccoli

SMARTIES.BIO SRL SOC. AGR.

NL
2 records

Serrata

Active

Brassica oleracea L. (Broccoli Group) · Broccoli

Syngenta Crop Protection AG

NL
3 records

Emperor

Protection expired

Brassica oleracea L. (Broccoli Group) · Broccoli

CZ NL
3 records

Spello

Active

Brassica oleracea L. (Broccoli Group) · Broccoli

CZ UA
3 records

Floris

Active

Brassica oleracea L. (Broccoli Group) · Broccoli

DE GR
3 records

Landmark

Protection expired

Brassica oleracea L. (Broccoli Group) · Broccoli

HU NL
3 records

Nerone

Active

Brassica oleracea L. (Broccoli Group) · Broccoli

HU
2 records

Gem

Terminated

Brassica oleracea L. (Broccoli Group) · Broccoli

ES
2 records

Agapia

Active

Brassica oleracea L. (Broccoli Group) · Broccoli

RO
2 records

Grande

Terminated

Brassica oleracea L. (Broccoli Group) · Broccoli

IT
2 records

Brassica oleracea L. (Broccoli Group) · Broccoli

ES IT
2 records

Regal

Terminated

Brassica oleracea L. (Broccoli Group) · Broccoli

PT
2 records

25-62 RZ

Withdrawn

Brassica oleracea L. (Broccoli Group) · Broccoli

RIJK ZWAAN Z.Z. B.V.

ES
1 record

Brassica oleracea L. (Broccoli Group) · Broccoli

Hari Besels

UA
1 record