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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.

Jester

Active

Malus domestica (Suckow) Borkh. · Apple

PL
4 records

Hammon

Active

Trifolium pratense L. · Red clover

CZ
4 records

Jaylo

Active

Solanum melongena L. · Eggplant

NL
4 records

Judibell

Active

Fragaria x ananassa Duchesne ex Rozier · Garden strawberry

NL
5 records

Horus

Terminated

Helianthus annuus L. · Sunflower

IT
3 records

Gordius

Active

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

NL
3 records

Gades

Active

Solanum lycopersicum L. · Tomato

NL
3 records

Desna

Active

Capsicum annuum L. · Bell pepper

NL
4 records

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

NL
3 records

Exeter

Active

Agrostis capillaris L. · Common bent

NL
3 records

Cucumis sativus L. · Cucumber

CZ
4 records

Estrella

Active

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

NL
4 records

Dumex

Terminated

Cucumis sativus L. · Cucumber

DK
3 records

Checker

Active

Festuca rubra L. · Red fescue

SE
4 records

Credo

Active

Brassica napus var. napus · Rapeseed

DK
3 records

Cikito

Active

Solanum lycopersicum L. · Tomato

NL
4 records

Crono

Active

Foeniculum vulgare Mill. · Fennel

HU
3 records

CORONA

Active

Prunus persica (L.) Batsch · Peach

ES
3 records

Brasilia

Active

Brassica oleracea L. (Cauliflower Group) · Cauliflower

NL
3 records

Bonita

Terminated

Phaseolus vulgaris L. · Common bean

SE
3 records

Catriona

Active

Capsicum annuum L. · Bell pepper

NL
3 records

Beta vulgaris Garden Beet Group · Garden beet

NL
3 records

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