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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

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.

Punto

Terminated

Hordeum vulgare L. · Barley

Sejet Planteforaedling I,S

DK
5 records

Prevert

Terminated

Lolium perenne L. · Perennial ryegrass

GIE RECHERCHE VERNEUIL SEMUNION

IT
3 records

Presen

Active

Oryza sativa L. · Rice

Semillas Certificadas Castells S.L.

ES
7 records

Portlim

Active

Asparagus officinalis L. · Asparagus

Limgroup B.V.

NL
5 records

Precolei

Active

Helianthus annuus L. · Sunflower

GALVEZ SEMILLAS SL

IT
3 records

PR91B92

Active

Glycine max (L.) Merr. · Soybean

PIONEER HI-BRED INT

IT
4 records

Glycine max (L.) Merr. · Soybean

Claude-Alain Bétrix

DE
4 records

Promar

Terminated

Pisum sativum L. · Pea

Maribo Seed (DK)

FR
4 records

PR33A46

Active

Zea mays L. · Maize

PIONEER HI-BRED INTERNATIONAL

IT
4 records

Quios

Active

Cucurbita pepo L. · Field pumpkin

Syngenta UK Ltd

NL
3 records

PR37Y15

Active

Zea mays L. · Maize

PIONEER HI-BRED INTERNATIONAL

IT
5 records

PR91M10

Active

Glycine max (L.) Merr. · Soybean

PIONEER HI-BRED INTERNATIONAL

IT
6 records

PR22D63

Active

Triticum durum Desf. · Durum wheat

Pioneer Hi-Bred Italia S.r.l.^^^Pioneer Overseas Corporation

IT
4 records

Vicia sativa L. · Common vetch

AGROSERVICE SPA

IT
3 records

Poldi

Terminated

Avena sativa L. · Oat

ZIMMERMANN GERHARD^^^Albert Meier

DE
4 records

Glycine max (L.) Merr. · Soybean

REZI RALUCAURDA ANCA CAMELIA

RO
4 records

Pisum sativum L. · Pea

VELDHUYZEN V.ZANTE

ES
5 records

Portbou

Active

Zea mays L. · Maize

MONSANTO TECHNOLOGY

IT
3 records

Pleven 6

Active

Medicago sativa L. · Alfalfa

Z. Angelov, A. Ibraimov

BG
4 records

PLM7001

Active

Zea mays L. · Maize

Polen Tohumculuk Terin Urunleri San Ve. Tic.Ltd.,Turkey

BG
4 records

Trifolium hybridum L. · Alsike clover

DLF Seeds, s.r.o., CZ

CZ
4 records

Oryza sativa L. · Rice

AL.MO S.P.A.

IT
3 records

Pluto

Active

Lolium perenne L. · Perennial ryegrass

LIMAGRAIN NEDERLAND

NL
3 records

Pollux

Terminated

Triticum aestivum L. · Bread wheat

Getreidezüchtung Peter Kunz Peter Kunz

DE
4 records

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