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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.

Pippijn

Active

Kalanchoe blossfeldiana Poelln. · Flaming Katy

Smaal, Andres

4 records

PH8DB

Active

Zea mays L. · Maize

PIONEER HI-BRED INTERNATIONAL

3 records

Ph40b

Active

Zea mays L. · Maize

PIONEER HI-BRED INTERNATIONAL

3 records

R400MR

Active

Zea mays L. · Maize

CROOKHAM COMPANY

3 records

PH2VE

Active

Zea mays L. · Maize

PIONEER HI-BRED INTERNATIONAL

3 records

Agastache Clayt. ex Gronov. · Giant hyssop

Hansen Hans A

3 records

Puru

Protection expired

Vaccinium L. · Bilberry

Wood, Franklin H.|Hamilton, New Zealand

3 records

Phlox paniculata L. · Garden phlox

Verschoor Jan|Haarlem, NL

3 records

Panicum virgatum L. · Switchgrass

Roger Samson

3 records

Phhb4

Active

Zea mays L. · Maize

PIONEER HI-BRED INTERNATIONAL

3 records

Pizza

Active

Triticum aestivum L. · Bread wheat

Getreidezüchtung Peter Kunz Peter Kunz

4 records

Panacea

Active

Triticum aestivum L. · Bread wheat

LIMAGRAIN EUROPE

4 records

Ph1k8c

Active

Zea mays L. · Maize

PIONEER HI-BRED INTERNATIONAL

3 records

Penstemon Schmidel. · Beard Tongue

Lindgren Dale T.|North Platte, NE, US / Schaaf Daniel M.|North Platte, NE, US

3 records

Ph1d03

Active

Zea mays L. · Maize

PIONEER HI-BRED INTERNATIONAL

4 records

Ph17cp

Active

Zea mays L. · Maize

PIONEER HI-BRED INTERNATIONAL

3 records

Ovasdino

Active

Astroloba spiralis (L.) Uitewaal

Ovata B.V.

4 records

PH21T

Active

Zea mays L. · Maize

PIONEER HI-BRED INTERNATIONAL

3 records

Kniphofia Moench · Red hot poker

Hansen Hans A

3 records

PH5WA

Active

Zea mays L. · Maize

PIONEER HI-BRED INTERNATIONAL

3 records

Poco Red

Active

Kniphofia Moench · Red hot poker

Janet N. Egger

3 records

Rosa L. · Rose

Poulsen Roser A/S

4 records

Paradiso

Active

Papaver orientale L. · Oriental poppy

Eleonore de Koning

3 records

Pantani

Active

Vicia faba L. · Broad bean

NPZ UK Plant Breeding

5 records

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