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Variety traits

Starch content

Starch content is an indicator of starch concentration in tubers, expressed as a percentage of their weight, which determines culinary properties, keeping quality, and suitability of potatoes for processing.

Mentioned in descriptions 4 253 varieties reference book.

Starch content represents the main energy reserve of the tuber and a key quality parameter affecting the technological properties of potatoes. With a high starch concentration, tubers boil down significantly and become mealy, which is optimal for mashed potatoes and baking, whereas low starch content allows the product to maintain its shape in salads and during frying.

This parameter is estimated as a percentage of the fresh tuber weight using physical gravimetric methods, such as specific gravity determination, or laboratory chemical analyses, including the Ewers method. In variety trials, starch content below 13% is considered low, 13% to 25% is medium, and above 25% is high.

The level of starch content is determined by the genetic potential of the variety and its maturity group, where late-maturing varieties usually accumulate more starch than early ones. This parameter is also significantly influenced by growing conditions, including moisture levels, nitrogen nutrition balance, and potassium fertilizer application, as well as temperature conditions during subsequent crop storage.

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.

Zea mays L. · Maize

KWS SAAT SE and CO KGAA

DK
4 records

19GBL2

Active

Zea mays L. · Maize

MONSANTO TECHNOLOGY

4 records

Danubio

Active

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

SAATBAU LINZ EGEN

CZ FR PL
4 records

DKC 3151

Active

Zea mays L. · Maize

Eckhard Holzhausen

UA
4 records

Os 430

Protection expired

Zea mays L. · Maize

Anthony Jambrovic, Ivan Brkic,

RO UA
5 records

DKC 2956

Active

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

Monsanto Technology LLC, US

FR NL
4 records

Zea mays L. · Maize

FORCE| Force Limagrain GmbH

DE DK
3 records

Zea mays L. · Maize

Thilo Wegenast

DE UA
5 records

P 9027

Active

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

Pioneer Overseas Corporation US (USA)

HR PL
4 records

P 8255

Active

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

PIONEER OVERSEAS CORPORATION

CZ PL
3 records

DKC 3410

Active

Zea mays L. · Maize

MONSANTO TECHNOLOGY

DE IT
4 records

DKC 3418

Active

Zea mays L. · Maize

MONSANTO TECHNOLOGY

DE IT
4 records

DKC 3204

Active

Zea mays L. · Maize

MONSANTO TECHNOLOGY

DE
4 records

DKC 3464

Active

Zea mays L. · Maize

MONSANTO TECHNOLOGY

DE IT
3 records

Sorghum bicolor (L.) Moench · Sorghum

Benjamin Beyer

RO UA
4 records

P 8057

Active

Zea mays L. · Maize

PIONEER OVERSEAS CORPORATION

DE
4 records

MAS 72 A

Active

Zea mays L. · Maize

MAS SEEDS

IT
3 records

Zea mays L. · Maize

KWS SAAT SE and CO KGAA

DK
4 records

P 8888

Active

Zea mays L. · Maize

PIONEER OVERSEAS CORPORATION

DE
4 records

DEL'FIN

Active

Solanum tuberosum L. · Potato

ZUJKOV ANDREJ EVGEN'EVICh / NEZAKONOVA LYuDMILA VASIL'EVNA / IGNATOVA NADEZhDA MAKSIMOVNA / MAHAN'KO LEONID ARKAD'EVICh / SChASLENOK EVA MAKSIMOVNA / BUS'KO IVAN IVANOVICh

PL
6 records

DKC 2960

Protection expired

Zea mays L. · Maize

MONSANTO TECHNOLOGY

AT DE
4 records

AS 144 S

Active

Zea mays L. · Maize

Chemical Agrosava, Beograd

SK
5 records

P 8333

Active

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

PIONEER OVERSEAS CORPORATION

NL
2 records

P 8666

Active

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

PIONEER OVERSEAS CORPORATION

NL
2 records

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