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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.

H211901

Active

Hydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea

Hydrangea Breeders Association B.V.

3 records

Phlox paniculata L. · Garden phlox

Verschoor Jan|Haarlem, NL

3 records

Flamingo

Active

Zantedeschia Spreng. · Arum-lily

THEO C.M.KLAVER

3 records

Intense

Active

Geranium x cantabrigiense Yeo

Rotteveel Roy

4 records

Hachliss

Active

Dasiphora fruticosa (L.) Rydb. subsp. fruticosa · Shrubby cinquefoil

Holger Hachmann

3 records

Chrysanthemum L. · Chrysanthemum

Glicenstein, Leon|Salinas, CA

3 records

Hemerocallis L. · Daylily

Walters Gardens Inc

3 records

Echinacea Moench. · Coneflower

Blom Arie

3 records

IFANFJ

Active

Anemone hupehensis Lemoine · Japanese anemone

van den Haak Jelle

3 records

Hylv02

Active

Hydrangea paniculata Siebold · Panicled hydrangea

van Rosmalen Nick

4 records

Dahlia Cav. · Dahlia

Verwer Aad W. M.|Lisse, NL

3 records

Lilium L. · Lily

Testcentrum voor Siergewassen B.V.

3 records

Horwack

Active

Hydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea

Meinl Katrin

3 records

Everest

Active

Carex oshimensis Nakai · Oshima sedge

Patrick Fitzgerald, Fitzgerald Nurseries

3 records

Hydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea

Horteve Breeding B.V.

3 records

Hope

Active

Echinacea purpurea (L.) Moench · Purple coneflower

Korlipara Harini|Canby, OR, US

3 records

EURZ0005

Active

Euphorbia pulcherrima Willd. ex Klotzsch · Poinsettia

Syngenta Seeds B.V.

3 records

Hydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea

Kolster Holding B.V.^^^Horteve Breeding B.V.

5 records

HYLV18539

Application submitted

Hydrangea paniculata Siebold · Panicled hydrangea

Lendert De Vos

5 records

Famke

Protection expired

Hordeum vulgare L. · Barley

Graminor AS, N-2322 Ridabu

4 records

FPJ8523

Active

Zea mays L. · Maize

Syngenta Participations AG

3 records

Gallant

Active

Triticum aestivum L. · Bread wheat

Syngenta UK Ltd

5 records

Xerochrysum bracteatum (Vent.) Tzvelev · Strawflower

van Kleinwee Theodorus Cornelis Maria|Hoorn, NL

3 records

Harzeal

Protection expired

Rosa L. · Rose

Phillp Harkness|Robert Harkness

3 records

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