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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.

Ruzrok

Active

Sorghum bicolor (L.) Moench subsp. bicolor · Sorghum

CZ
3 records

Rusutjärvi

Active

Triticum aestivum L. · Bread wheat

FI
3 records

Robust 90252

Active

Zea mays L. subsp. mays (Popcorn Group) · Popcorn

HU
2 records

Slovenka

Active

Triticum aestivum L. · Bread wheat

SK
3 records

Rozanna

Active

Cicer arietinum L. · Chickpea

UA
2 records

Rtanj

Active

x Triticosecale Wittm. ex A. Camus · Triticale

Cent. za poljo. i t. i. (YU)

SI
4 records

Rajac

Protection expired

Avena sativa L. · Oat

Cent. za strna žita (YU)

SI
2 records

Puck

Terminated

Brassica napus var. napus · Rapeseed

IT
2 records

PS Endka

Active

Triticum aestivum L. · Bread wheat

SK
3 records

PS Kvalitas

Active

Triticum aestivum L. · Bread wheat

SK
3 records

Priamus

Active

Vicia faba L. var. major Harz · Broad bean

DE
2 records

PS Agneska

Active

Triticum aestivum L. · Bread wheat

SK
3 records

Podravac

Terminated

Helianthus annuus L. · Sunflower

Poljoprivredni Institut Osijek, HR

HR
2 records

Ombrone

Active

Avena sativa L. · Oat

IT
2 records

Olt

Active

Zea mays L. · Maize

RO
2 records

Oxxygen YG

Terminated

Zea mays L. subsp. mays (Maize Group) · Maize

CZ
2 records

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