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 Garden Beet Group · Garden beet
KWS VEGETABLES B.V.
Beta vulgaris L. · Beet
Kuhn & Co International B.V.
Beta vulgaris Sugar Beet Group · Sugar beet
Maribo Seed International ApS, DK
Beta vulgaris Garden Beet Group · Garden beet
KOVALCHUK NATALIIA, ROIK MYKOLA, HOROVA TAMARA, NOVICHENKO VALENTYNA, MYTENKO INNA, NESTERENKO IEVHEN, KORNIIENKO SERHII, KNYSH DIANA
Zea mays L. subsp. mays (Sweet Corn Group) · Sweet corn
Dymchenko Tetiana Mykolaivna, Muzhylko Viktor Valentynovych,
Beta vulgaris Sugar Beet Group · Sugar beet
Stefaan Horemans
Vitis L. · Grapevine
INSTITUT NATIONAL DE LA RECHERCHE AGRONOMIQUE, FR
Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon
Moshe Zalsman
Solanum lycopersicum L. · Tomato
Axia NL B.V.
Beta vulgaris Sugar Beet Group · Sugar beet
Stefaan Horemans
Beta vulgaris Sugar Beet Group · Sugar beet
Florimond Desprez
Cucumis melo L. · Melon
Moshe Zalsman
Capsicum annuum L. · Bell pepper
Manier Tohumculuk Ltd. sti.
Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon
Shevchenko Igor
Beta vulgaris Sugar Beet Group · Sugar beet
DLF Beet Seed ApS, DK
Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon
XINGPING ZHANG
Prunus domestica L. · European plum
JACOB HELMUT DR.
Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon
Shevchenko Igor
Actinidia chinensis Planch. · Kiwifruit
Adela Fernández Rodríguez
Rumex L.
DZHAMAL B. RACHMETOV, YURI ADOLFOVITCH UTEUSCH
Prunus domestica L. · European plum
Silviero Sansavini
Prunus armeniaca L. · Apricot
Agro Selections Fruits S.A.S.
Prunus persica (L.) Batsch · Peach
Agro Selections Fruits S.A.S.
Prunus persica (L.) Batsch · Peach
Arsene Maillard Laurence Maillard