Variety traits

Lodging

Lodging is the displacement of stems from a vertical position or their breakage caused by root or stem factors. It is a critical variety trait that directly affects yield losses and harvesting efficiency.

Mentioned in descriptions 50 198 varieties reference book.

Lodging is a deviation of plants from a vertical position, which is categorized into root lodging and stem lodging. In the first case, tilting occurs due to weak root anchorage in the soil, while in the second, the stem bends or breaks due to insufficient straw strength under the load of the ear mass or stand density.

Lodging resistance is evaluated during state variety trials visually on a five-point scale before harvest, where high scores correspond to high resistance, and low scores to a tendency for crop collapse. Additionally, methods for measuring stem flexibility and calculating bending strength are employed.

This variety trait depends on the interaction between the genotype and growing conditions. Genetic resistance is determined by the presence of semi-dwarf genes, straw diameter, the strength of anatomical tissues, and lignin content, whereas external factors include nitrogen nutrition, seeding rate, and weather conditions.

Sources10

Breakdown by crop

Maize Lodging 2 626 Lodging — soft wheat 1 845 Lodging in barley 1 189 Sunflower lodging 1 035 Maize Lodging 963 Lodging in oilseed rape 767 Pea lodging 539 Lodging — soybean 455 Triticale lodging 374 Lodging in oats 309 Rapeseed lodging 296 Lodging — durum wheat 288 Lodging — Rye 252 Tulip Topple 245 Rice lodging 206 Lodging — Perennial ryegrass 159 Bean lodging 158 Lily lodging 146 Sorghum Lodging 143 Lodging — Sugar Beet 128 Alfalfa lodging 116 Lodging in Hydrangea macrophylla 114 Lodging — Sweet Corn 113 Lodging in Flax 112

Found in these crops

Maize 2 635 Bread wheat 1 850 Barley 1 187 Sunflower 1 034 Maize 966 Rapeseed 763 Pea 543 Soybean 454 Triticale 376 Oat 310 Rapeseed 296 Durum wheat 287

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.

Hortmagicri

Active

Hydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea

Kolster Holdings BV, Kolster Holdings BV

4 records

Hedi

Active

Hydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea

Niels Arts, Hydrangea Breeders Association B.V.

4 records

Zollernfit

Active

Triticum aestivum L. subsp. spelta (L.) Thell. · Spelt

Südwestdeutsche Saatzucht GmbH&Co.KG

6 records

Zebra

Active

Hydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea

Van Klaveren Plant B.V.

4 records

Zorro

Active

Hydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea

van Zoest B.V. Andre|Reeuwijk 2811 PS, NL

4 records

Yuriko

Active

Hordeum vulgare L. · Barley

Institut de Recerca í Tecnologia Agroalimentàries (IRTA)^^^Instituto Nacional de Investigación y Tecnología Agraria y Alimentaria (INIA)^^^Consejo Superior de Investigaciones Científicas (CSIC)^^^Instituto Tecnológico Agrario de Castilla y León (ITACYL)^^

5 records

WPB Felice

Active

Linum usitatissimum L. · Common flax

Wiersum Plantbreeding B.V. (NL)

7 records

Wojko

Active

Cannabis sativa L. · Hemp

Instytut Włókien Naturalnych i Roślin Zielarskich Państwowy Instytut Badawczy

6 records

WPB Celeste

Active

Linum usitatissimum L. · Common flax

Wiersum Plantbreeding B.V. (NL)

7 records

Vivéa

Active

Linum usitatissimum L. · Common flax

Linéa Semences de Lin G.I.E.

5 records

Vivier

Active

x Triticosecale Wittm. ex A. Camus · Triticale

Florimond Desprez Veuve et Fils, FR

5 records

Xcellent

Active

Raphanus sativus L. var. oleiformis Pers. · Oil radish

Euro Grass Breeding GmbH Co. KG

5 records

WPB Elyann

Active

Avena sativa L. · Oat

Wiersum Plantbreeding BV, 9670 AA Winschoten

5 records

Vertige

Active

Pisum sativum L. · Pea

Toft Plant Breeding APS

5 records

Vespa

Active

Vicia faba L. · Broad bean

Wherry and Sons Ltd

5 records

Vivacio

Active

x Triticosecale Wittm. ex A. Camus · Triticale

Serasem S.A.S.

6 records

Verdure

Active

Lolium multiflorum Lam. · Italian ryegrass

WILLAMETTE VALLEY PLANT...INC.

6 records

Vanna

Protection expired

Triticum aestivum L. · Bread wheat

MONSANTO TECHNOLOGY

4 records

Valia 73

Active

Helianthus annuus L. · Sunflower

GU GREEN UNION LTD

4 records

Valente

Active

Triticum aestivum L. · Bread wheat

OR MELHORAMIENTO DE SEMENTES LTDA

6 records

Tygra

Active

Cannabis sativa L. · Hemp

Instytut Włókien Naturalnych i Roślin Zielarskich Państwowy Instytut Badawczy

5 records

Twingo

Active

x Triticosecale Wittm. ex A. Camus · Triticale

Danko Hodowla Roslin Sp.z.o.o.

7 records

Valvira

Active

Hordeum vulgare L. · Barley

Claus Einfeldt

6 records

Twytop

Terminated

Lolium perenne L. · Perennial ryegrass

KWS UK LTD

5 records

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Variety traits

Maturity group 89 063
Yield 67 000
Vigor 53 548
Plant height 51 504
Taste and aroma 36 010
Variety origin 29 523
Productivity 27 845
Winter hardiness 27 261

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Text source

This summary is compiled from the publications listed in the sources and verified by an editor. It contains no legally significant information; it provides agronomic context for registry data rather than the registry data itself.