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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.

Sunset

Active

Echinacea Moench. · Coneflower

Saul Richard|Cleveland, GA, US

3 records

SMNPVG

Active

Philadelphus coronarius L. · Sweet mock orange

Wood Timothy D

3 records

Salvia xjamensis J. Crompton · Jame sage

Yomo Yasunori|Kawasaki, JP / Ishihara Takuro|Youkaichi, JP

3 records

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

Getreidezüchtung Peter Kunz

4 records

Siranne

Active

Rosa L. · Rose

Sirphe S.C.E.A.

3 records

Chrysanthemum L. · Chrysanthemum

Toru Miyaguchi

3 records

Begonia x tuberhybrida Voss · Tuberous begonia

Yamaguchi Hideki

3 records

Coreopsis L. · Tickseed

The Ivy Farm

3 records

Rensam

Active

Hydrangea paniculata Siebold · Panicled hydrangea

Renault Jean

3 records

Stigg

Terminated

Triticum aestivum L. · Bread wheat

Nickerson International Research S.N.C.

3 records

Relay

Active

Triticum aestivum L. · Bread wheat

RAGT 2N S.A.S

4 records

Rosa L. · Rose

H.C.A De Groot

3 records

SMNBDBT

Active

Buddleja davidii Franch. · Butterfly bush

Wood Timothy D

3 records

Hydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea

Schroll Management ApS

3 records

Rosatch

Active

Triticum aestivum L. · Bread wheat

Dario Fossati

5 records

Triticum aestivum L. · Bread wheat

KWS UK LTD

5 records

Shabras

Active

Triticum aestivum L. · Bread wheat

Syngenta Participations AG

4 records

Hibiscus L. · Hibiscus

Zwetzig Gretchen

5 records

Chrysanthemum L. · Chrysanthemum

Nobuo Ishiguro

3 records

Agastache Clayt. ex Gronov. · Giant hyssop

Walters Gardens Inc

5 records

Triticum aestivum L. · Bread wheat

RAGT 2N S.A.S

3 records

Prim

Active

Triticum aestivum L. · Bread wheat

Getreidezüchtung Peter Kunz

4 records

Reuben

Active

Rubus L. subg. Rubus · Blackberry

John R. Clark c/o Hargreaves Plants Ltd

5 records

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