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.
Beta vulgaris Sugar Beet Group · Sugar beet
SESVANDERHAVE N.V./S.A.
Zea mays L. subsp. mays (Sweet Corn Group) · Sweet corn
Syngenta Seeds B.V.
Vitis vinifera L. · Common grape vine
Ivan Todorov, Galina Dyakova
Beta vulgaris Sugar Beet Group · Sugar beet
SESVanderHave N. V./S. A.
Fragaria L. · Strawberry
Bernardini Danilo
Vitis vinifera L. subsp. vinifera · Wine grape
Kunyu D. Stoev, Yordan K. Ivanov, Zdravko D. Zankov, Vasil Y. Valchev
Daucus carota L. · Carrot
Herrit Vlaar, Lipskyi Volodymyr Volodymyrovych,
Sorghum bicolor (L.) Moench subsp. bicolor · Sorghum
Trotsenko Anatolii Hryhorovych
Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon
Bayer Holland B.V. (NL)
Zea mays L. subsp. mays (Maize Group) · Maize
DOW AgroSciences
Sorghum x drummondii (Steud.) Millsp. & Chase · Sudangrass
GAYLAND WARD SEED CO. INC.
Sorghum x drummondii (Steud.) Millsp. & Chase · Sudangrass
GAYLAND WARD SEED CO. INC.
Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon
Semagri (CM)
Phalaenopsis Bl. · Moth Orchid
Floricultura B.V.
Beta vulgaris Sugar Beet Group · Sugar beet
STRUBE GMBH&CO.KG
Cornus mas L. · Cornelian cherry
Arboretum i Zakład Fizjografii w Bolestraszycach
Ribes nigrum L. · Blackcurrant
Lietuvos agrarinių ir miškų mokslų centro filialas Sodininkystės ir daržininkystės institutas
Rubia tinctorum L.
Myronenko Svitlana Mykolaivna, Tarasenko Nadiia Ivanivna, Kutsenko Oleksii Mykolaiovych, Sereda Larysa Oleksandrivna, Derkach Vasyl` Oleksiiovych, Kutsenko Nataliia Ivanivna,
Beta vulgaris Sugar Beet Group · Sugar beet
HERMANN STRUBE
hybrids between Prunus armeniaca and Prunus domestica
Argir Zhivondov, Yuliya Bozhikova
Tulipa L. · Tulip
Bakker B.V.
Beta vulgaris Sugar Beet Group · Sugar beet
STRUBE D&S GmbH, DE
Ribes uva-crispa L. · Gooseberry
Lushpihan Ol`ha Petrivna
Vitis vinifera L. · Common grape vine
Sun World International, Inc (US)