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Variety traits

Thousand kernel weight

Thousand kernel weight is an indicator characterizing seed size, density, and plumpness, expressed in grams. It is an essential tool for calculating seeding rates and indirectly assessing a crop's yield potential.

Mentioned in descriptions 11 999 varieties reference book.

Thousand kernel weight is an integral indicator reflecting the quality of seed material. Large and heavy seeds contain more nutrients, which ensures high germination energy, the development of a robust root system, and uniform emergence. Measurement is performed according to established protocols by weighing seed samples, cleaned of impurities, followed by adjustment to standard moisture content.

The value of this indicator depends on the genetic traits of the variety, as well as conditions during the grain-filling period, including temperature and moisture availability. Agronomic practices, mineral nutrition levels, stand density, and the phytosanitary condition of the crops significantly influence grain plumpness.

Assessment of thousand kernel weight is carried out by comparing actual values with the originator's varietal characteristics or the data of a control variety used in a specific region. Consistently high values within a single variety indicate better grain plumpness and high quality of seed material, which often correlates with final yield.

Sources10

Breakdown by crop

1000-kernel weight of maize 566 1000-kernel weight — soft wheat 557 1000-seed weight of sunflower 443 1000-kernel weight of barley 323 1000-seed weight — Soybean 207 1000-grain weight of peas 165 1000-kernel weight of maize 159 1000-kernel weight — oat 115 1000-kernel weight — durum wheat 113 1000-kernel weight of triticale 109 1000-seed weight of rapeseed 107 1000-grain weight — rye 65 1000-seed weight of rapeseed 63 1000-seed weight of common bean 62 1000-seed weight — flax 46 1000-grain weight of rice 38 1000-grain weight of sorghum 35 1000-kernel weight — faba bean 30 1000-kernel weight of chickpea 28 1000-kernel weight — small-seeded faba bean 21 1000-kernel weight — white mustard 17 1000-grain weight of buckwheat 16 1000-seed weight — narrow-leaved lupin 15 1000-seed weight — Cannabis sativa 15

Found in these crops

Bread wheat 674 Maize 616 Sunflower 451 Barley 441 Soybean 228 Pea 211 Maize 175 Oat 157 Triticale 154 Durum wheat 146 Rapeseed 133 Rye 86

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.

Korona

Withdrawn

Glycine max (L.) Merr. · Soybean

HU
1 record

Krupynka 10

Application submitted

Sorghum Moench · Sorghum

UA
1 record

KLINTA

Terminated

Hordeum vulgare L. · Barley

LV
1 record

KIROVEC

Terminated

Avena sativa L. · Oat

LV
1 record

LEU 50322

Active

Triticum aestivum L. · Bread wheat

UA
2 records

Latituda OR

Active

Helianthus annuus L. · Sunflower

UA
2 records

JORAND

Withdrawn

Brassica napus var. napus · Rapeseed

DK
1 record

Keiras

Terminated

Sorghum bicolor (L.) Moench · Sorghum

UA
1 record

Kometa MV

Application submitted

Zea mays L. · Maize

UA
1 record

KALNIK

Terminated

Hordeum vulgare L. · Barley

Poljoprivredni Institut Osijek, HR

HR
1 record

KNIRPS

Withdrawn

Triticum aestivum L. · Bread wheat

DK
1 record

Kadr 443 SV

Application submitted

Zea mays L. · Maize

UA
1 record

Karel

Active

Anthyllis vulneraria L. · Kidney Vetch

CZ
1 record

Ivanka

Application submitted

Glycine max (L.) Merr. · Soybean

UA
1 record

Impuls

Withdrawn

Triticum durum Desf. · Durum wheat

BG
1 record

Ivan

Active

Anthyllis vulneraria L. · Kidney Vetch

CZ
1 record

Isz 10

Terminated

Glycine max (L.) Merr. · Soybean

SK
1 record

Granarolo

Application submitted

Triticum L. · Wheat

IT
1 record

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