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.

Altarus

Active

Lilium L. · Lily

Testcentrum voor Siergewassen B.V.

3 records

Balarcaspim

Active

Angelonia angustifolia Benth. · Angelonia

Leue Ellen

3 records

Abogma

Active

Ranunculus asiaticus L. · Persian buttercup

IMPRESA INDIVIDUALE BIANCHERI ALBERTO

5 records

Abepona

Active

Ranunculus asiaticus L. · Persian buttercup

IMPRESA INDIVIDUALE BIANCHERI ALBERTO

5 records

Accent

Active

Zantedeschia Spreng. · Arum-lily

Sande B.V.

4 records

MAS 282K

Active

Zea mays L. · Maize

MAS SEEDS

IT UA

3 records

KWS Tender

Withdrawn

Hordeum vulgare L. · Barley

KWS LOCHOW GMBH, DE

DE FR PL

3 records

Brawura

Active

Triticum aestivum L. · Bread wheat

Danko Hodowla Roslin Sp.z.o.o.

LT PL

4 records

P82848

Active

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

PIONEER OVERSEAS CORPORATION

CZ NL

3 records

Ostoja

Active

Triticum aestivum L. · Bread wheat

Poznanska Hodowla Roslin Sp. z o.o

PL UA

6 records

LG31265

Active

Zea mays L. · Maize

LIMAGRAIN EUROPE S.A.

FR IT

5 records

Kleopatras

Active

Zea mays L. · Maize

KWS, D

4 records

Ina

Active

Vicia sativa L. · Common vetch

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

5 records

Berruguete

Active

Lactuca sativa L. · Lettuce

Enza Zaden Beheer B.V.

5 records

Corado

Protection expired

Triticum aestivum L. · Bread wheat

Otto Streng^^^Herbert Geißendörfer

4 records

Carbonara

Terminated

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

Syngenta Seeds B.V.

NL UA

3 records

Aura

Active

Phaseolus vulgaris L. · Common bean

Przedsiebiorstwo Nasiennictwa Ogrodniczego i Szkolkarstwa w Ozarowie Mazowieckim Spolka z o.o.

CZ PL

3 records

SM Temisto

Active

Secale cereale L. · Rye

Hodowla Roslin Smolice Sp.z o.o Grupa IHAR

4 records

Gladius

Active

Daucus carota L. · Carrot

TAKII EUROPE B V

3 records

Yunona

Active

Brassica juncea (L.) Czern. · Brown mustard

Hadz Petro Ivanovych, Kutsela Tetiana Myroslavivna, Kutsela Oksana IAroslavivna, Matviichuk Viktor Semenvych, Mazur Valerii Oleksandrovych, Kozak Tetiana Ivanivna,

5 records

Volcano

Active

Daucus carota L. · Carrot

Vilmorin SA (FR)

3 records

Vera

Active

Pisum sativum L. · Pea

TIMINA LIDIYa TIMOFEEVNA / EPIHOV VIKTOR ALEKSANDROVICh / PRONINA EKATERINA PAVLOVNA / SARAZhINSKAYa NADEZhDA IVANOVNA

5 records

Univers

Protection expired

Hordeum vulgare L. · Barley

BUDE ALEXANDRUVASILESCU LILIANAIONESCU DUMITRUDUTA ZOIAPOPESCU CONSTANTA

4 records

Susana

Active

Brassica oleracea L. (Cauliflower Group) · Cauliflower

Bejo Zaden B.V.

4 records

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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.