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Variety traits

Potato dry matter

Solanum tuberosum L.

Dry matter content is a key indicator of tuber quality, determining nutritional value, culinary properties, and suitability for industrial processing.

In the reference 509 varieties crop Potato, where this is mentioned in the description.

The dry matter content in potatoes is expressed as a percentage of the total tuber weight. Since starch accounts for 70–80% of all dry matter, an indirect method of determining specific gravity by weighing tubers in water and air is often used for assessment. The following classification is adopted: low content (less than 22%), medium (22–25%), and high (more than 25%); varieties with high levels of this indicator are preferred for the production of chips and french fries.

High dry matter content (above 18–20%) contributes to better boiling properties, but makes tubers more sensitive to mechanical damage and bruising. The indicator is influenced by agronomic factors: an excess of nitrogen and chloride-containing fertilizers at late growth stages reduces dry matter accumulation, while magnesium deficiency and drought during the tuberization period negatively affect the final product quality.

General information about the subject — on the page Dry matter.

Sources8

Varieties of Potato 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.

Texas

Active

Solanum tuberosum L. · Potato

Kweek- en Researchbedrijf Agrico B.V.

NL
3 records

Tokai

Active

Solanum tuberosum L. · Potato

Danespo A/S

DK
4 records

Szyper

Active

Solanum tuberosum L. · Potato

Pomorsko Mazurska Hodowla Ziemniaka Sp.z o.o. z siedziba w Strzekecinie

PL
3 records

Summit

Terminated

Solanum tuberosum L. · Potato

New Zealand Institute for Crop and Food Research Ltd

SK
3 records

Spartaan

Protection expired

Solanum tuberosum L. · Potato

Zelder BV (NL)

FR
3 records

Sonda

Active

Solanum tuberosum L. · Potato

Pomorsko Mazurska Hodowla Ziemniaka Sp.z o.o. z siedziba w Strzekecinie

PL
5 records

Smilla

Active

Solanum tuberosum L. · Potato

Saka Pflanzenzucht GmbH Co KG

DE
3 records

Sivas

Active

Solanum tuberosum L. · Potato

Konst Research, Aardappelveredelingsbedrijf B.V.

NL
4 records

Solanum tuberosum L. · Potato

Sloots Aardappelkweekbedrijf B.V.

NL
3 records

Sahara

Active

Solanum tuberosum L. · Potato

BRETAGNE PLANTS INNOVATION S.A.S.

NL
4 records

Rosemara

Active

Solanum tuberosum L. · Potato

Aardappelkweekbedrijf J. Darwinkel V.O.F./Agricrop, Mr. John C. Mara

NL
3 records

Red Sky

Terminated

Solanum tuberosum L. · Potato

Mts. G.M. Bunk

NL
4 records

Ravel

Active

Solanum tuberosum L. · Potato

O SPRIENSMA

NL
3 records

Reza

Active

Solanum tuberosum L. · Potato

J. Boer

NL
3 records

Solanum tuberosum L. · Potato

Geersing Potatoes B.V.

NL
4 records

Solanum tuberosum L. · Potato

Kohary Erzsebet / Kruppa Jozsef / Adamovics Peter / Molnar Istvanne

HU
3 records

Orfey

Active

Solanum tuberosum L. · Potato

Emiliya K. Nacheva, Valentina P. Petkova, Galina T. Pevicharova, Hari Ya. Samaliev

BG
3 records

Nikkalyn

Active

Solanum tuberosum L. · Potato

Johan Martijn Kannegieter

NL
4 records

MIZEN

Terminated

Solanum tuberosum L. · Potato

001. Teagasc, IE

IE
3 records

Miłek

Terminated

Solanum tuberosum L. · Potato

Hodowla Ziemniaka Zamarte sp. z o.o. - Grupa IHAR

PL
3 records

Solanum tuberosum L. · Potato

Wisconsin Alumni Research Foundation (US)

FR
2 records

Klepa

Terminated

Solanum tuberosum L. · Potato

Pomorsko Mazurska Hodowla Ziemniaka Sp.z o.o. z siedziba w Strzekecinie

PL
3 records

Solanum tuberosum L. · Potato

Kmetijski Inštitut Slovenije (Agricultural Institute of Slovenia)

SI
3 records

Solanum tuberosum L. · Potato

Kmetijski Inštitut Slovenije (Agricultural Institute of Slovenia)

SI
3 records

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