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Variety traits

Storage life — onion

Allium cepa L. var. cepa

The ability of bulbs to maintain market quality after harvest, assessed on a five-point scale based on the percentage of marketable yield. Key factors include dry matter content (17–22%), timeliness of harvest, and adherence to nutrient management practices.

In the reference 151 varieties crop Onion, where this is mentioned in the description.

To assess the storage life of onions, a five-point scale is used, where high scores correspond to a shelf life of 90% or higher, and low scores to 65% or less. The indicator is calculated as the ratio of the mass of healthy bulbs to the total mass of the batch at the end of the storage period, which for breeding samples can reach 6–9 months.

Technologically, storage life depends on the formation of well-developed dry outer scales. Excess nitrogen at the end of the growing season leads to the formation of a "thick" neck, which reduces storage stability, whereas phosphorus fertilizers promote scale strengthening. An important indicator of storage potential is the dry matter content in the bulbs, for which optimal values range from 17–22%.

A critical condition for storage life is timely harvesting during mass leaf lodging, which ensures a dry neck. Premature harvesting or excessive soil moisture before harvest prevents the formation of a proper "skin," making long-term storage impossible.

General information about the subject — on the page Keeping quality.

Sources8

Varieties of Onion mentioned in the description

Selection based on the description text, not on official evaluation: these data are absent from registers. For specific variety details, please refer to its profile.

Allium cepa L. var. cepa · Onion

CORA SEEDS S.R.L

PL
2 records

Ławica

Active

Allium cepa L. var. cepa · Onion

PLANTICO HODOWLA I NASIENNICTWO OGRODNICZE ZIELONKI SP. Z O.O.

PL
3 records

Allium cepa L. var. cepa · Onion

Domaine Public (FR)

FR
2 records

Cordia

Active

Allium cepa L. var. cepa · Onion

PLANTICO HODOWLA I NASIENNICTWO OGRODNICZE ZIELONKI SP. Z O.O.

PL
2 records

Allium cepa L. var. cepa · Onion

Domaine Public (FR)

FR
2 records

Allium cepa L. var. cepa · Onion

Bejo Zaden B.V., De Groot en Slot B.V.

NL
4 records

Allium cepa L. var. cepa · Onion

ALLIUM SEEDS UK LTD

NL
2 records

Storo

Application submitted

Allium cepa L. var. cepa · Onion

Hazera Seeds B.V.

NL
3 records

Allium cepa L. var. cepa · Onion

Nunhems B.V.

NL
2 records

Manesco

Active

Allium cepa L. var. cepa · Onion

Hazera Seeds B.V.

NL
4 records

Allium cepa L. var. cepa · Onion

CROOKHAM COMPANY

NL
3 records

Sirius

Active

Allium cepa L. var. cepa · Onion

Enza Zaden Beheer B.V.

NL
2 records

Tacana

Active

Allium cepa L. var. cepa · Onion

Bayer Holland B.V.

NL
3 records

Sopelek

Active

Allium cepa L. var. cepa · Onion

TORSEED - Przedsiebiorstwo Nasiennictwa Ogrodniczego i Szkolkarstwa S.A.

PL
3 records

Chico

Active

Allium cepa L. var. cepa · Onion

Hazera Seeds B.V.

NL
3 records

Petra

Active

Allium cepa L. var. cepa · Onion

PLANTICO HODOWLA I NASIENNICTWO OGRODNICZE ZIELONKI SP. Z O.O.

PL
3 records

Efekt

Active

Allium cepa L. var. cepa · Onion

PLANTICO HODOWLA I NASIENNICTWO OGRODNICZE ZIELONKI SP. Z O.O.

PL
2 records

Santero

Active

Allium cepa L. var. cepa · Onion

Hazera Seeds B.V.

NL
3 records

SV4043NM

Active

Allium cepa L. var. cepa · Onion

Bayer Holland B.V.

NL
2 records

Octavia

Active

Allium cepa L. var. cepa · Onion

TORSEED - Przedsiebiorstwo Nasiennictwa Ogrodniczego i Szkolkarstwa S.A.

PL
3 records

Galaxia

Active

Allium cepa L. var. cepa · Onion

SEMILLAS FITO, S.A.

ES
2 records

SV4058NU

Active

Allium cepa L. var. cepa · Onion

Bayer Holland B.V.

NL
3 records

Kristine

Active

Allium cepa L. var. cepa · Onion

PLANTICO HODOWLA I NASIENNICTWO OGRODNICZE ZIELONKI SP. Z O.O.

PL
2 records

Fenrock

Active

Allium cepa L. var. cepa · Onion

Kees Broersen Zaden

PL
2 records

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