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.

Escapade

Withdrawn

Solanum lycopersicum L. · Tomato

Gautier Semences SAS (FR)

1 record

Feia

Terminated

Brassica oleracea L. (Kohlrabi Group) · Kohlrabi

Muzhylko Dmytro Valentynovych, Dymchenko Tetiana Mykolaivna, Muzhylko Viktor Valentynovych,

2 records

Entice

Terminated

Solanum lycopersicum L. · Tomato

Jaap Hoogstraten

2 records

Enterprise White

Terminated

Celosia argentea L. var. cristata (L.) Kuntze · Cockscomb

Maurits

1 record

Erisa

Application submitted

Vaccinium corymbosum L. · Highbush blueberry

Paweł Korfanty

1 record

FANTASIA

Terminated

Pelargonium L'Hér. ex Ait. · Geranium

Christa Hofmann (DE)

1 record

Fakel

Terminated

Fragaria L. · Strawberry

Netrebs`kyi Viktor Petrovych, Lysenko Serhii Oleksandrovych, Sherenhovyi Petro Zakharovych,

1 record

Extra hÃ¢tif de Rennes

Active

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

Domaine Public (FR)

1 record

F 259

Terminated

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

INSTITUT NATIONAL DE LA RECHERCHE AGRONOMIQUE, FR

1 record

F 1444

Terminated

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

INSTITUT NATIONAL DE LA RECHERCHE AGRONOMIQUE, FR

1 record

Ellagance Goliath

Active

Lavandula L. · Lavender

Kieft Bloemzaden B.V.

1 record

Exacta F1

Terminated

Allium cepa L. · Onion

Hari Besels

1 record

El`dorado

Active

Solanum melongena L. · Eggplant

Naumov Ruslan Olehovych, Krasniuk Viacheslav Anatoliiovych,

2 records

Eureka

Terminated

Ageratum houstonianum Mill. · Flossflower

Warszawskie Przedsiębiorstwo Hodowli Roślin Ogrodniczych

1 record

Efiop

Active

Beta vulgaris Garden Beet Group · Garden beet

Dymchenko Tetiana Mykolaivna, Muzhylko Viktor Valentynovych,

2 records

Driscoll's Elizabeth

Active

Fragaria x ananassa Duchesne ex Rozier · Garden strawberry

Information not available - Contact NL authorities

1 record

Ernani

Terminated

Lupinus angustifolius L. · Narrow-leaf lupin

Poznanska Hodowla Roslin Sp. z o.o

1 record

Early Spring

Terminated

Apium graveolens L. · Celery

PUBBLICO DOMINIO

1 record

Dutch Mountain

Active

Tulipa L. · Tulip

Lybo Veredeling

1 record

DRACONOR

Application submitted

Solanum lycopersicum L. · Tomato

HAZERA SEEDS BV

1 record

Donovan F1

Withdrawn

Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon

Moshe Zalsman

2 records

DURATON

Application submitted

Capsicum annuum L. · Bell pepper

RAMIRO ARNEDO, S.A.

1 record

DONATO

Withdrawn

Capsicum annuum L. · Bell pepper

Seminis Vegetable Seeds

1 record

El`vira F1

Terminated

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

Khartmut Kliain, Troian Mykola Vasyl`ovych, Kondratenko Mykola Viktorovych,

2 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.