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.
Viburnum opulus L. · Guelder rose
Skrypchenko Nadiia Vasylivna
Beta vulgaris Sugar Beet Group · Sugar beet
KWS Saat AG, DE
Lolium x hybridum Hausskn. · Hybrid ryegrass
PGG Wrightson Seeds
Beta vulgaris Garden Beet Group · Garden beet
Wielkopolska Hodowla Roślin Ogrodniczych
Citrus reticulata Blanco · Mandarin orange
IVIA/AVASA
Solanum lycopersicum L. · Tomato
Paul Zamudio
Prunus cerasifera Ehrh. x P. persica (L.) Batsch · Myrobalan x Peach
ROSSELLI GIANCARLO
Capsicum annuum L. · Bell pepper
Voievodin IUrii Ihorovych, Shkumat Volodymyr Petrovych, Kholodniak Oleh Heorhiiovych,
Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon
XINGPING ZHANG
Beta vulgaris Sugar Beet Group · Sugar beet
Khart Rodzher Evelin
Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon
Dymchenko, Tetiana Muzhylko, Viktor
Beta vulgaris Sugar Beet Group · Sugar beet
Smetana Petro Mar'ianovych, Dubrovnaia Oksana Vasylivna, Lial`ko Iryna Ivanivna, Huk Andrii Volodymyrovych, Parii Anna Fedorivna, Parii Myroslav Fedorovych, Parii IAroslav Fedorovych, Parii Fedir Mykytovych,
Nicotiana tabacum L. · Tobacco
Instytut Uprawy Nawożenia i Gleboznawstwa Państwowy Instytut Badawczy
Lupinus albus L. · White lupin
Florimond Desprez SA (FR)/Campex Semillas Baer (CL)
Solanum lycopersicum L. · Tomato
Harmoniz
Beta vulgaris Sugar Beet Group · Sugar beet
Betaseed
Beta vulgaris Sugar Beet Group · Sugar beet
Betaseed
Capsicum annuum L. · Bell pepper
Shebetia Oksana Mykolaivna, Fandaliuk Alla Volodymyrivna, Balian Anush Valeriivna, Kormosh Svitlana Mykhailivna,
Solanum lycopersicum L. · Tomato
Shkl`oda Natalia Stepanivna, Diachenko Liudmyla Ivanivna, Tolinova Tetiana Oleksiivna, Lysak Nataliia Serhiivna, Pylypenko Liubov Vasylivna, Krutko Roman Vasylovych,
Beta vulgaris Sugar Beet Group · Sugar beet
Betaseed
Beta vulgaris Garden Beet Group · Garden beet
ROYAL SEEDS S.R.L.
Beta vulgaris Sugar Beet Group · Sugar beet
Betaseed
Zea mays L. subsp. mays (Sweet Corn Group) · Sweet corn
HM.CLAUSE
Vitis vinifera L. · Common grape vine
POPA CAMELIASMARANDA GHEORGHEBADITESCU MARGARETA