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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.

Pedrosas

Terminated

Capsicum annuum L. · Bell pepper

NL
3 records

Peko

Active

Cucumis melo L. · Melon

NL
2 records

Match

Terminated

Solanum lycopersicum L. · Tomato

NL
2 records

Solanum lycopersicum L. · Tomato

HU
2 records

Marlen

Active

Cucumis sativus L. · Cucumber

CZ
2 records

Parma

Active

Cucumis sativus L. · Cucumber

NL
2 records

Allium fistulosum L. · Welsh onion

HU
2 records

Palenque

Terminated

Solanum lycopersicum L. · Tomato

NL
2 records

Pader

Terminated

Brassica oleracea L. (Kohlrabi Group) · Kohlrabi

NL
2 records

Solanum lycopersicum L. · Tomato

HU
2 records

Makari

Terminated

Solanum lycopersicum L. · Tomato

NL
2 records

Maimu

Active

Malus domestica (Suckow) Borkh. · Apple

EE
3 records

Mv Aranyos

Terminated

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

HU
2 records

Ororosso

Active

Capsicum annuum L. · Bell pepper

HU
2 records

Mulhacen

Active

Cucumis sativus L. · Cucumber

NL
3 records

Orano

Active

Solanum lycopersicum L. · Tomato

CZ
2 records

Opimes

Active

Brassica oleracea L. (Kohlrabi Group) · Kohlrabi

NL
2 records

Olano

Terminated

Brassica napus var. napus · Rapeseed

IT
2 records

Orel

Active

Papaver somniferum L. · Opium poppy

CZ
3 records

Orbit

Terminated

Lactuca sativa L. · Lettuce

NL
2 records

Cichorium intybus L. (Witloof Chicory Group) · Witloof chicory

NL
2 records

Millagon

Terminated

Cucumis sativus L. · Cucumber

NL
2 records

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