Variety traits
Sugar content is an indicator of the concentration of natural sugars in fruits or root crops, determining nutritional value and suitability for processing. This genetic trait is measured in degrees Brix (°Brix) or sugar degrees (°Z) and is critical for assessing variety quality.
Mentioned in descriptions 14 616 varieties reference book.
Sugar content characterizes the concentration of glucose, fructose, and sucrose in plant tissues. For the processing industry, this indicator is a key requirement determining the yield of the finished product, whereas for table crops, it shapes the flavor balance in combination with acidity. A variety's ability to accumulate sugars promptly also allows for effective planning of harvest dates and production facility capacity.
Sugar content is measured using laboratory and field methods. Refractometry allows for the assessment of solids content in degrees Brix, polarimetry determines sucrose concentration in international sugar degrees, and areometry establishes the indicator by measuring juice density. The choice of method depends on the crop and the objectives of the analysis, whether for express assessment or establishing the commercial value of raw materials.
The realization of the genetic potential for sugar content depends on environmental conditions and agrotechnics. Light intensity and the sum of active temperatures, which determine the intensity of photosynthesis, have a significant influence, as do moisture availability and mineral nutrition, particularly potassium supply. During variety trials, breeding material is compared with standards, which allows for the identification of varieties with high stability of sugar accumulation under various climatic conditions.
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.
Avena sativa L. · Oat
Kulyk IUliia Fedorivna, Vorozhko Svitlana Pavlivna, Orlov Stanislav Dmytrovych, Roik Mykola Volodymyrovych, Necheporenko Liudmyla Pavlivna,
Daucus carota L. · Carrot
Bejo Zaden B.V.
Zea mays L. subsp. mays (Sweet Corn Group) · Sweet corn
Syngenta Crop Protection AG
Triticum aestivum L. · Bread wheat
Khrapiichuk Petro Pavlovych, Malynovs`kyi Anton Stanislavovych, Pika IUrii Mykolaiovych, Sardak Mykola Oleksiiovych, Moskalets Valentyn Vitaliiovych, Moskalets` Vitalii Ivanovych,
Vitis vinifera L. · Common grape vine
INSTITUT NATIONAL DE LA RECHERCHE AGRONOMIQUE, FR
Beta vulgaris Sugar Beet Group · Sugar beet
Stefaan Horemans
Solanum lycopersicum L. var. lycopersicum · Tomato
AGROSEL S.R.L.
Ribes nigrum L. · Blackcurrant
Lietuvos agrarinių ir miškų mokslų centro filialas Sodininkystės ir daržininkystės institutas
Beta vulgaris Fodder Beet Group · Mangelwurzel
Malopolska Hodowla Roslin Spolka z o.o.
Beta vulgaris L. · Beet
DLF Beet Seed APS
Solanum lycopersicum L. · Tomato
Shevchenko Ihor Andriiovych
Daucus carota L. · Carrot
Domaine Public (FR)
Zea mays L. · Maize
Ken Christensen
Vitis vinifera L. · Common grape vine
JAKOB GERHARDT
Solanum lycopersicum L. · Tomato
FLORANOVA LTD
Solanum lycopersicum L. · Tomato
Harmoniz
Beta vulgaris L. · Beet
KWS SAAT SE & CO.KGAA
Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon
P. de Vries
Beta vulgaris Sugar Beet Group · Sugar beet
Stefaan Horemans
Vitis L. · Grapevine
INCONNU (FR)
Solanum lycopersicum L. · Tomato
Syngenta Crop Protection AG
Cucumis melo L. · Melon
Angeles Maria
Diospyros kaki L. f. · Persimmon
Derev'ianko Nataliia Vasylivna, Dudchenko Volodymyr Viktorovych, Svyrydovskyi Valerii Mykolaiovych, Derev'ianko Vasyl Mykolaiovych,
Daucus carota L. · Carrot
Ger Bimsdeboer