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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.

Blancato

Terminated

Allium cepa L. var. cepa · Onion

NL
2 records

Breton

Terminated

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

NL
2 records

Bigres

Terminated

Capsicum annuum L. · Bell pepper

NL
2 records

Bengala

Active

Daucus carota L. · Carrot

NL
2 records

Benelli

Active

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

NL
2 records

Amauri

Active

Solanum lycopersicum L. · Tomato

HU
2 records

Austin

Active

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

CZ
2 records

Bolt

Active

Cucurbita maxima Duchesne x Cucurbita moschata Duchesne

CZ
2 records

Atira

Active

Capsicum annuum L. · Bell pepper

NL
2 records

Bodar

Active

Solanum lycopersicum L. · Tomato

NL
3 records

Baylee

Active

Solanum lycopersicum L. · Tomato

NL
2 records

Ashley

Active

Spinacia oleracea L. · Spinach

NL
2 records

Agora

Terminated

Raphanus sativus L. var. sativus · Radish

NL
2 records

Bacle

Active

Phaseolus vulgaris L. · Common bean

NL
2 records

Adika

Protection expired

Zea mays L. subsp. mays (Sweet Corn Group) · Sweet corn

SK
2 records

Topaz

Active

Prunus persica (L.) Batsch · Peach

2 records

Aydo

Terminated

Cucumis sativus L. · Cucumber

NL
2 records

Bellini

Active

Cucumis sativus L. · Cucumber

HU
2 records

Bastion

Protection expired

Lactuca sativa L. · Lettuce

NL
3 records

Bellini

Active

Solanum melongena L. · Eggplant

CZ
2 records

Arikan

Active

Capsicum annuum L. · Bell pepper

HU
2 records

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