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

Maize Lodging 2 626 Lodging — soft wheat 1 845 Lodging in barley 1 189 Sunflower lodging 1 035 Maize Lodging 963 Lodging in oilseed rape 767 Pea lodging 539 Lodging — soybean 455 Triticale lodging 374 Lodging in oats 309 Rapeseed lodging 296 Lodging — durum wheat 288 Lodging — Rye 252 Tulip Topple 245 Rice lodging 206 Lodging — Perennial ryegrass 159 Bean lodging 158 Lily lodging 146 Sorghum Lodging 143 Lodging — Sugar Beet 128 Alfalfa lodging 116 Lodging in Hydrangea macrophylla 114 Lodging — Sweet Corn 113 Lodging in Flax 112

Found in these crops

Maize 2 635 Bread wheat 1 850 Barley 1 187 Sunflower 1 034 Maize 966 Rapeseed 763 Pea 543 Soybean 454 Triticale 376 Oat 310 Rapeseed 296 Durum wheat 287

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.

Akku

Active

Zea mays L. · Maize

Delley Seeds and Plants

2 records

Aita

Active

Brassica rapa L. · Turnip rape

Lea Narits, Centre of Estonian Rural Research and Knowledge, Aamisepa 1, 48 309, Jõgeva alevik, Jõgevamaa, Estonia

2 records

Alipresti

Active

Zea mays L. · Maize

LIMAGRAIN GENETICS GRANDES CULTURES S.A.

4 records

ACX SS7501Y

Terminated

Zea mays L. subsp. mays (Sweet Corn Group) · Sweet corn

Syngenta Seeds B.V.

4 records

Agent

Active

Avena sativa L. · Oat

Hodowla Roslin Strzelce Sp z.o.o. Grupa IHAR

3 records

Alexander Pushkin

Active

Tulipa L. · Tulip

Triflor B.V.

2 records

Alegria

Active

Gossypium hirsutum L. · Upland cotton

STONEVILLE PED. SEED CO.

2 records

Amato

Active

Helianthus annuus L. · Sunflower

Kyrychenko Maryna Serhiivna, Babych Viktoriia Olehivna, Parii Fedir Mykytovych, Parii Myroslav Fedorovych, Parii IAroslav Fedorovych,

3 records

ADM 11

Terminated

x Triticosecale Wittm. ex A. Camus · Triticale

Hirko Volodymyr Serhiiovych, Dubyna Oleh Hryhorovych,

2 records

Amelka

Terminated

Raphanus sativus L. var. sativus · Radish

Przedsiębiorstwo Nasiennictwa Ogrodniczego i Szkółkarstwa Spółka Akcyjna w upadłości likwidacyjnej \Instytut Ogrodnictwa - Państwowy Instytut Badawczy

2 records

Adelco

Active

Brassica oleracea L. (White Cabbage Group) · White cabbage

Syngenta Seeds B.V.

4 records

Altair

Active

Lolium multiflorum Lam. · Italian ryegrass

F.LLI COZZI S.N.C.

2 records

78002A

Protection expired

Zea mays L. · Maize

LINDSEY M. F.

2 records

Adami Natasha

Active

Prunus persica (L.) Batsch · Peach

2 records

Albares

Terminated

Triticum aestivum L. · Bread wheat

INIA-OTRI

3 records

Abaco

Active

Gossypium hirsutum L. · Upland cotton

Seed Source Inc.

2 records

Absint

Active

Triticum aestivum L. · Bread wheat

Strube Research GmbH&Co KG

3 records

Al - Kond

Active

Lolium perenne L. · Perennial ryegrass

2 records

9661 A

Active

Helianthus annuus L. · Sunflower

Adnan Tulek

3 records

Alfiero

Active

Oryza sativa L. · Rice

BILONI MASSIMO ITALY

2 records

Alexxandra

Active

Zea mays L. subsp. mays (Maize Group) · Maize

R 2n (FR)

2 records

12SU9001

Active

Sorghum x drummondii (Steud.) Millsp. & Chase · Sudangrass

Chromatin Inc.

3 records

Ajaxx duo

Terminated

Zea mays L. subsp. mays (Maize Group) · Maize

R 2n (FR)

2 records

118 NS

Active

Zea mays L. · Maize

Mile Ivanovich

4 records

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Variety traits

Maturity group 89 063
Yield 67 000
Vigor 53 548
Plant height 51 504
Taste and aroma 36 010
Variety origin 29 523
Productivity 27 845
Winter hardiness 27 261

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Text source

This summary is compiled from the publications listed in the sources and verified by an editor. It contains no legally significant information; it provides agronomic context for registry data rather than the registry data itself.