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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.

HISUN

Active

Hydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea

van Dijk Roy Robin

2 records

Cannabis sativa L. · Hemp

Jacopo Vladimiro Paolini

2 records

HP221902

Active

Hydrangea paniculata Siebold · Panicled hydrangea

Hydrangea Breeders Association B.V.

2 records

HP217903

Active

Hydrangea paniculata Siebold · Panicled hydrangea

Hydrangea Breeders Association B.V.

2 records

Lemna minor L. · Common duckweed

Hermann-Josef Wilhelm^^^Maria Rogmans

2 records

Herenica

Active

Lilium L. · Lily

Testcentrum voor Siergewassen B.V.

2 records

Hokomaburlac

Application submitted

Hydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea

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

2 records

Frenne

Active

Hydrangea paniculata Siebold · Panicled hydrangea

Guido Rouwette

3 records

Astilbe x arendsii H. Junge · Arends astilbe

Verduin Harrie

2 records

Lupinus L. · Lupine

Eternal Plant Boijl B.V.

2 records

Delphinium x belladonna hort. ex Bergmans · Belladonna delphinium

Eternal Plant Boijl B.V.

2 records

Cannabis sativa L. · Hemp

Jacopo Vladimiro Paolini

2 records

Gladiolus L. · Gladiolus

M.G.T. Snoek Beheer B.V.

2 records

Zantedeschia Spreng. · Arum-lily

Dümmen Group B.V.

2 records

Firebird

Active

Echinacea purpurea (L.) Moench · Purple coneflower

HARINI KORLIPARA

2 records

Dahlia Cav. · Dahlia

Johanna G.H. van Haaster

2 records

Hydrangea arborescens L. · Smooth hydrangea

Rouwette Guido

2 records

Tulipa L. · Tulip

Testcentrum voor Siergewassen B.V.

2 records

Dahlia Cav. · Dahlia

van Haaster Johanna G. H.|De Hillegom, NL

2 records

Golm Litpin

Terminated

Dahlia Cav. · Dahlia

Pim Kaagman c/o Goldsmith Seeds Europe B.V.

2 records

Kalanchoe blossfeldiana Poelln. · Flaming Katy

Timothy J.H. Hoogkamp

2 records

Monarda didyma L. · Bee balm

Dümmen Group B.V.

2 records

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