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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.

Guindilla

Terminated

Solanum lycopersicum L. · Tomato

NL
2 records

Gualdino

Terminated

Solanum lycopersicum L. · Tomato

NL
2 records

Diplomat

Protection expired

Cucumis melo L. · Melon

RO
2 records

Gustus

Active

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

NL
2 records

Grande

Terminated

Brassica oleracea L. (Broccoli Group) · Broccoli

IT
2 records

Granato

Terminated

Cichorium intybus L. (Leaf Chicory Group) · Chicory

NL
2 records

Emblem

Protection expired

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

SK
2 records

Gallop

Terminated

Allium fistulosum L. · Welsh onion

NL
2 records

Crucero

Active

Capsicum annuum L. · Bell pepper

NL
2 records

Crimmi

Active

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

HU
2 records

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

DE
2 records

Glénan

Terminated

Phaseolus vulgaris L. · Common bean

NL
2 records

Glam

Active

Solanum lycopersicum L. · Tomato

HU
2 records

Cucurbita maxima Duchesne · Giant pumpkin

HU
2 records

Eso

Active

Cucurbita pepo L. · Field pumpkin

CZ
2 records

Gitan

Active

Fragaria x ananassa Duchesne ex Rozier · Garden strawberry

NL
7 records

Girox

Active

Raphanus sativus L. var. sativus · Radish

NL
2 records

Elista

Active

Allium cepa L. var. cepa · Onion

CZ
2 records

Dorett

Terminated

Solanum tuberosum L. · Potato

DE
2 records

Flash

Active

Gossypium hirsutum L. · Upland cotton

GR
4 records

Clelia

Active

Solanum melongena L. · Eggplant

HU
2 records

Claudius

Terminated

Apium graveolens L. var. dulce (Mill.) Pers. · Celery

NL
2 records

Diego

Active

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

HU
2 records

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