Variety traits

Uniformity

Uniformity is an indicator of the homogeneity of a seed lot or plants in a crop based on traits such as size, height, maturity date, and habitus. High uniformity ensures even emergence and yield stability, which is critical for variety assessment and product quality.

Mentioned in descriptions 10 270 varieties reference book.

In agronomy and seed production, seed uniformity defines their homogeneity in size, most often thickness, which influences sowing quality. Crop uniformity characterizes the homogeneity of the plant stand in terms of height, phenological stage timing, and general plant habitus, which is important for the efficiency of mechanical harvesting.

During laboratory seed analysis, the indicator is expressed as a percentage representing the sum of the two most representative adjacent fractions. In variety testing, plant uniformity is evaluated visually or through the coefficient of variation of morphological traits. The lower the coefficient of variation, the higher the level of variety uniformity is considered to be.

The level of this trait depends on both the genetic characteristics of the variety and environmental conditions, including agronomic practices and meteorological factors during the seed formation period. Material with a uniformity of at least 80% is considered standard, and values below this threshold require mandatory calibration of the lot before sowing.

Sources10

Breakdown by crop

Tomato Uniformity 81 Uniformity — White Cabbage 79 Barley grain uniformity 68 Carrot uniformity 51 Potato Uniformity 47 Uniformity — Cauliflower 45 Uniformity of lettuce 40 Pepper uniformity 38 Radish uniformity 31 Uniformity — Onion 30 Uniformity of cucumber 23 Sunflower uniformity 21 Uniformity — Onion 20 Uniformity — soft wheat 19 Uniformity — Broccoli 16 Triticale Uniformity 15 Watermelon Uniformity 14 Bean uniformity 14 Uniformity — Brussels sprout 13 Uniformity — Red Cabbage 12 Uniformity of zucchini 11 Uniformity — Leek 10 Uniformity of Chrysanthemum 10 Pea uniformity 10

Found in these crops

Tomato 944 Bell pepper 415 Lettuce 371 Cucumber 272 Potato 256 White cabbage 242 Melon 231 Carrot 215 Cauliflower 192 Field pumpkin 149 Maize 146 Common bean 146

Varieties that feature this in their description

Selection based on the description text, not official resistance ratings: such data is not available in registers. Mention indicates that the trait is discussed in the variety's sources; see the variety's profile for details on what is specifically stated.

Boulevard

Active

Freesia Eckl. ex Klatt · Freesia

P. Hofland B.V.

1 record

BONAYAR

Application submitted

Capsicum annuum L. · Bell pepper

Harmoniz

1 record

Belgrado F1

Active

Daucus carota L. · Carrot

Ger Bimsdeboer

1 record

Barbie F1

Active

Capsicum annuum L. · Bell pepper

Jean Louis Nicolet

1 record

BARBAROSSA

Active

Cichorium intybus L. · Chicory

LEVANTIA SEED S.R.L.

1 record

Bloktor F1

Terminated

Brassica oleracea L. (White Cabbage Group) · White cabbage

Zoltan Gazsi

1 record

Bavero

Withdrawn

Brassica oleracea L. (Red Cabbage Group) · Red cabbage

Bakker Brothers Seeds

1 record

Bater

Active

Cucumis sativus L. · Cucumber

Shevchenko Andrii Oleksiiovych

2 records

Blanc de Lomagne

Terminated

Allium sativum L. · Garlic

Domaine Public (FR)

1 record

Baldo F1

Terminated

Brassica oleracea L. (Cauliflower Group) · Cauliflower

Hari Besels

1 record

Bianco Polesano

Terminated

Allium sativum L. · Garlic

VENETO AGRICOLTURA - CENTRO SPERIMENTALE "PO DI TRAMONTANA"

1 record

Bizarr F1

Terminated

Solanum lycopersicum L. · Tomato

J. Hoogstarten

2 records

BERNABEL

Application submitted

Capsicum annuum L. · Bell pepper

Harmoniz

1 record

BARBIE

Active

Lactuca sativa L. · Lettuce

MERIDIEM SEEDS S.L.

1 record

Bazal`t

Terminated

Helianthus annuus L. · Sunflower

Babich Valerii Ivanovych, Hanzhelo Mykola Hryhorovych, Libenko Mykola Oleksandrovych, Serbai Roman Mykhailovych, Krut`ko Vasyl` Ivanovych,

2 records

Ben Alder WBS

Terminated

Ribes nigrum L. · Blackcurrant

Gospodarstwo Ogrodnicze Wiesław Błocki

1 record

Bellkaro

Withdrawn

Capsicum annuum L. · Bell pepper

Graines Voltz (FR)

2 records

AX4538

Application submitted

Solanum lycopersicum L. · Tomato

Axia NL B.V.

2 records

BERLANGA

Application submitted

Cucurbita pepo L. · Field pumpkin

MERIDIEM SEEDS S.L.

1 record

Beril F1

Terminated

Solanum lycopersicum L. · Tomato

Bustin Natan

1 record

Avalanche

Active

Freesia Eckl. ex Klatt · Freesia

Van den Bos Freesia B.V.

1 record

Beaumont F1

Terminated

Brassica oleracea L. (Broccoli Group) · Broccoli

Ger Bimsdeboer

1 record

Bemol

Withdrawn

Brassica napus var. napus · Rapeseed

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

1 record

BARLOVENTO

Application submitted

Cucumis sativus L. · Cucumber

IBEROSEEDS COMPAÑIA IBERICA DE SEMILLAS, S.L.

1 record

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Variety traits

Maturity group 89 063
Yield 67 000
Vigor 53 548
Plant height 51 504
Lodging 50 198
Taste and aroma 36 010
Variety origin 29 523
Productivity 27 845

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Text source

This summary is compiled from the publications listed in the sources and verified by an editor. It contains no legally significant information; it provides agronomic context for registry data rather than the registry data itself.