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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.

Malus domestica (Suckow) Borkh. · Apple

SI
4 records

Voyager

Active

Cucumis sativus L. · Cucumber

HU
2 records

Zora

Active

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

HU
2 records

Žitava

Protection expired

Capsicum annuum L. · Bell pepper

CZ
2 records

Talaiot

Active

Cucumis melo L. · Melon

HU
2 records

Viktoria

Active

Ribes rubrum L. · Redcurrant

CZ
4 records

Sungold

Active

Phaseolus vulgaris L. · Common bean

NL
2 records

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

NL
2 records

Sușița

Active

Juglans regia L. · Persian walnut

RO
2 records

Stella

Active

Glycine max (L.) Merr. · Soybean

IT
2 records

Supporter

Terminated

Cucumis melo L. · Melon

NL
3 records

Cucurbita pepo L. · Field pumpkin

CZ
2 records

Unifor

Terminated

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

NL
2 records

Solanum lycopersicum L. · Tomato

HU
2 records

Tijuana

Terminated

Capsicum annuum L. · Bell pepper

NL
3 records

Slávus

Active

Capsicum annuum L. · Bell pepper

CZ
2 records

Vitella

Active

Daucus carota L. · Carrot

DE
2 records

Teorema

Active

Capsicum annuum L. · Bell pepper

HU
2 records

Teko

Active

Raphanus sativus L. var. sativus · Radish

CZ
2 records

Target

Active

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

CZ
2 records

Vazul

Active

Capsicum annuum L. · Bell pepper

HU
2 records

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