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
KWS SAAT SE & CO.KGAA
Helianthus annuus L. · Sunflower
LIMAGRAIN GENETICS GRANDES CULTURES S.A.
Sorghum bicolor (L.) Moench subsp. bicolor · Sorghum
Sereda Volodymyr Ivanovych, Yalanskyi Oleksandr Volodymyrovych, Ostapenko Serhii Mykolaiovych,
Vitis vinifera L. · Common grape vine
Oliinykov Mykolai Petrovych, Klymenko Viktor Pavlovych, Melkonian Misak Vaharshakovych, Volynkin Volodymyr Oleksandrovych,
Vitis vinifera L. · Common grape vine
Mincho Kondarev, Dimitar Prodanski, Ivanka Boneva, Stoyan Kukunov, Penka Georgieva, Stoyanka Krastanova
Ipomoea batatas (L.) Lam. · Sweet potato
LEE BYUNG CHANCHO EUN-GI
Lactuca sativa L. var. crispa L. · Leaf lettuce
Horova Tamara Korniivna, Khareba Olena Vasylivna, Pozniak Oleksandr Vasyl`ovych, Kondratenko Serhii Ivanovych, Nesyn Volodymyr Mykolaiovych, Korniienko Serhii Ivanovych, Tkalych IUrii Vadymovych,
Vitis vinifera L. · Common grape vine
Galina Dyakova, Ralitsa Mincheva
Cornus mas L. · Cornelian cherry
Arboretum i Zakład Fizjografii w Bolestraszycach
Daucus carota L. · Carrot
Ewa Zukowska, Alina Zabaglo, Barbara Michalik,
Vitis vinifera L. · Common grape vine
Dylyk Antonina Petrivna, Stasieva Mariia Ivanivna, Yarmak IEvheniia Dmytrivna, Bankovska Mariia Hryhorivna, Tulaieva Maiia Ivanivna, Dokuchaieva IEvheniia Mykolaivna, Meleshko Larysa Fedorivna,
Cornus mas L. · Cornelian cherry
Arboretum i Zakład Fizjografii w Bolestraszycach
Zea mays L. subsp. mays (Sweet Corn Group) · Sweet corn
Solomenko Andrii Ivanovych, Breus Oksana Serhiivna, Parii IUliia Oleksandrivna, Parii IAroslav Fedorovych, Kulish Ol`ha IUriivna, Parii Myroslav Fedorovych, Parii Fedir Mykytovych,
Actinidia kolomikta Maxim.
Aleksandro Stulginskio universitetas
Vitis vinifera L. · Common grape vine
Mincho G. Kondarev
Zea mays L. · Maize
KWS SAAT SE & CO.KGAA
Beta vulgaris Sugar Beet Group · Sugar beet
KWS SAAT SE & CO.KGAA
Vitis vinifera L. · Common grape vine
Shein Tamara Volodymyrivna, Dylyk Antonina Petrivna, Storozhuk Kateryna Moisiivna, Tarakhtii Liudmyla Ivanivna, Chebanenko IEvheniia Pavlivna, Meleshko Larysa Fedorivna, Dokuchaieva IEvheniia Mykolaivna,
Beta vulgaris Sugar Beet Group · Sugar beet
Syngenta Crop Protection AG
Beta vulgaris Sugar Beet Group · Sugar beet
KWS SAAT SE & CO.KGAA
Zea mays L. subsp. mays (Sweet Corn Group) · Sweet corn
Vovk Zhanna Mykolaivna
Beta vulgaris Sugar Beet Group · Sugar beet
KWS| KWS SAAT AG
Cucumis melo L. · Melon
Maria-Angeles Benedi
Beta vulgaris Sugar Beet Group · Sugar beet
Kulik Oleksandr Heorhiiovych, Koval` Mykola Stepanovych, Ivanishen Oleksandr Mechyslavovych, Tsys` Oleksandr Oleksiiovych, Vlasiuk Vitalii Ivanovych, Honcharuk Hryhorii Semenovych, Roik Mykola Volodymyrovych,