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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

Found in these crops

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.

Barbuda

Application submitted

Spinacia oleracea L. · Spinach

Bayer Holland B.V.

NL
4 records

Belamodel

Application submitted

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

Nunhems B.V.

NL
4 records

Balaton

Active

Cucurbita pepo L. · Field pumpkin

BEJO ZADEN

NL
4 records

Bagira

Active

Ribes nigrum L. · Blackcurrant

ZVYaGINA TAT'YaNA STEPANOVNA / SERGEEVA KLAVDIYa DMITRIEVNA

EE
5 records

Bavafit

Active

Solanum tuberosum L. · Potato

Bavaria Saat GbR

DE
4 records

Aurelius

Active

Brassica oleracea L. (Brussels Sprouts Group) · Brussels sprouts

Syngenta Seeds B.V.

NL
3 records

Auberon

Active

Phaseolus vulgaris L. · Common bean

Syngenta Seeds B.V.

NL
6 records

Beldine

Active

Solanum lycopersicum L. · Tomato

Syngenta Seeds B.V.

NL
3 records

Aulanko

Application submitted

Lactuca sativa L. · Lettuce

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
4 records

Aziad

Active

Cucurbita pepo L. · Field pumpkin

Magnum Seeds, USA

FR
3 records

Azaronas

Active

Lactuca sativa L. · Lettuce

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
5 records

Barosor

Application submitted

Solanum lycopersicum L. · Tomato

Syngenta Crop Protection AG

NL
4 records

Atabal

Active

Capsicum annuum L. · Bell pepper

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
5 records

Bastion

Terminated

Solanum tuberosum L. · Potato

P.Y. OD WERFF

NL
6 records

Bandix

Active

hybrids between Solanum lycopersicum L. and S. habrochaites S. Knapp & D.M. Spooner

SEMILLAS FITO, S.A.

ES
3 records

Bakara

Active

Cucumis melo L. · Melon

HM.Clause S.A.S.

FR
5 records

Baronesa

Active

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

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
4 records

Baiao

Active

Capsicum annuum L. · Bell pepper

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
5 records

Ayda

Active

Cucumis sativus L. · Cucumber

TAKII EUROPE B V

NL
3 records

Argana

Active

Solanum tuberosum L. · Potato

Danespo A/S

DK
4 records

Baselga

Active

Capsicum annuum L. · Bell pepper

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
5 records

Ariel

Active

Cucurbita moschata Duchesne · Butternut squash

SAKATA SEED SUDAMERICA LTDA

ES
3 records

Asoka

Active

Lactuca sativa L. · Lettuce

Enza Zaden Beheer B.V.

NL
5 records

Solanum tuberosum L. · Potato

Wolfgang Walter, Norika Nordring - Kartoffelzucht - und Vermehrungs - GmbH Gross Lusewitz

DE
4 records

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