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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.

Celate

Active

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

CZ
3 records

Cera 380

Active

Zea mays L. · Maize

RO
2 records

Marimba

Terminated

Zea mays L. · Maize

HILLESHOG - NK SPA

IT
1 record

Zea mays L. · Maize

KWS SAAT SE & CO.KGAA

UA
2 records

Fregate

Application submitted

Zea mays L. · Maize

NOVARTIS SEEDS

IT
1 record

Zea mays L. · Maize

Oksom Liudmyla Leonidivna, Oksom Volodymyr Polikarpovych, Shabatko Oleksii Oleksiiovych, Karunnyi Vitalii IUriiovych,

UA
2 records

L212

Terminated

Zea mays L. · Maize

LIMAGRAIN GENETICS GRANDES CULTURES

FR
1 record

MDM3524

Application submitted

Zea mays L. · Maize

MAS SEEDS

IT
1 record

Zlahoda

Active

Solanum tuberosum L. · Potato

Bondarchuk Anatolii Andriiovych, Osypchuk Andrii Antonovych, Taktaiev Borys Anatoliiovych, Nazar Stefaniia Hryhorivna, Sidakova Oksana Vladyslavivna, Kupriianova Tetiana Mykolaivna, Cherednychenko Liubov Mykolaivna, Zakharchuk Nataliia Anatoliivna, Borivs

UA
2 records

Solanum tuberosum L. · Potato

BONDARCHUK ANATOLII ANDRIIOVYCH, MARUDA MARYNA YURIIVNA, ROZHNIATOVSKYI ANDRII OLEHOVYCH, FURDYHA MYKOLA MYKOLAIOVYCH, TOMASH ANATOLII IVANOVYCH, OSYPCHUK ALLA ANDRIIVNA, FEDORENKO OLEKSANDR LEONIDOVYCH, TAKTAIEV BORYS ANATOLIIOVYCH

UA
2 records

Zhuravynka

Withdrawn

Solanum tuberosum L. · Potato

Portiankin Dmytro IEvhenovych, Kozlova Liudmyla Mykolivna, Piskun Heorhii Ivanovych,

UA
2 records

Zaviia

Active

Solanum tuberosum L. · Potato

Podhaiets`kyi Anatolii Adamovych, Zelia Aurika Hryhorivna, Plotnyts`ka Ol`ha Volodymyrivna, Honcharenko Ol`ha Petrivna, Pysarenko Nataliia Vasylivna, Tymko Mykola Hryhorovych, Lysak Olena Andriivna, Andriienko Tetiana Mykhailivna, Sydorchuk Svitlana Volod

UA
2 records

Zelenyi hai

Terminated

Solanum tuberosum L. · Potato

Sobran Vasyl Mykhailovych, Siharova Dina Dmytrivna, Mel`nyk Pavlo Oleksiiovych, Oliinyk Tetiana Mykolaivna, Ostrenko Mykhailo Volodymyrovych, Bondarchuk Anatolii Andriiovych, Taktaiev Borys Anatoliiovych, Osypchuk Alla Andriivna, Nazar Stefaniia Hryhorivn

UA
2 records

Vicia faba L. var. major Harz · Broad bean

Polska Hodowla i Nasiennictwo Roślin Ogrodniczych IWARZ-PNOS sp. z o.o.

PL
1 record

XM 4408

Protection expired

Zea mays L. · Maize

Maize Research Institute - Kneja (BG)

BG
1 record

Vymir

Active

Solanum tuberosum L. · Potato

Nechyporenko Mykola Mykolaiovych, Mel`nyk Pavlo Oleksiiovych, Tymko Liudmyla Volodymyrivna, Pysarenko Nataliia Vasylivna, Lysak Olena Andriivna, Andriienko Tetiana Mykhailivna, Tymko Mykola Hryhorovych, Sydorchuk Vasyl Ivanovych,

UA
2 records

Vzirets`

Active

Solanum tuberosum L. · Potato

Hunchak Volodymyr Mykhailovych, Chabanov Andrii Semenovych, Bondarchuk Anatolii Andriiovych, Tymko Liudmyla Volodymyrivna, Abdurahimova Tamara Volodymyrivna, Pysarenko Nataliia Vasylivna, Lysak Olena Andriivna, Tymko Mykola Hryhorovych, Sydorchuk Vasyl Iv

UA
2 records

x Triticosecale Wittm. ex A. Camus · Triticale

Leonov Oleh IUriiovych, Schechenko Ol`ha IEvheniivna, Mel`nyk Vira Serhiivna, Kapustina Tetiana Borysivna, Riabchun Viktor Kuz`mych,

UA
2 records

Vyhoda

Active

Solanum tuberosum L. · Potato

Zelia Aureliia Heorhiivna, Plotnyts`kyi Sviatoslav Tymofiiovych, Bondarchuk Anatolii Andriiovych, Tymko Liudmyla Volodymyrivna, Abdurahimova Tamara Volodymyrivna, Pysarenko Nataliia Vasylivna, Lysak Olena Andriivna, Sydorchuk Vasyl Ivanovych, Tymko Mykola

UA
2 records

Vokė

Protection expired

Solanum tuberosum L. · Potato

Lietuvos agrarinių ir miškų mokslų centro Vokės filialas

LT
1 record

Vulcain

Withdrawn

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

EURALIS GENETIQUE

BE
1 record

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