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.
Solanum tuberosum L. · Potato
Saka Pflanzenzucht, D
Prunus avium (L.) L. · Sweet cherry
Stefano Lugli, Riccardo Correale, Michelangelo Grandi
Beta vulgaris Sugar Beet Group · Sugar beet
SESVANDERHAVE| SESVANDERHAVE N.V./S.A. Industriepark
Beta vulgaris Sugar Beet Group · Sugar beet
Maribo Seed International ApS, DK
Lolium perenne L. · Perennial ryegrass
DLF-Seeds A/S
Daucus carota L. · Carrot
Bejo Zaden B.V.
Beta vulgaris Sugar Beet Group · Sugar beet
Maribo Seed International ApS, DK
Beta vulgaris Garden Beet Group · Garden beet
Bejo Zaden BV (NL)
Beta vulgaris Garden Beet Group · Garden beet
Rijk Zwaan Zaadteelt en Zaadhandel B.V. (NL)
Beta vulgaris Sugar Beet Group · Sugar beet
Van der Have B.V.
Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon
Syngenta Seeds, NL
x Festulolium Aschers. et Graebn. · Festulolium
Plant Breedomg Station Hladke Zivotice
Prunus avium (L.) L. · Sweet cherry
W.D. Lane
Malus domestica (Suckow) Borkh. · Apple
Olivier Grard, Alexandre Grard, France
Malus domestica (Suckow) Borkh. · Apple
Maillard Arsene / Maillard Laurence
Prunus avium (L.) L. · Sweet cherry
Stefano Lugli, Riccardo Correale, Michelangelo Grandi
Prunus avium (L.) L. · Sweet cherry
Stefano Lugli, Riccardo Correale, Michelangelo Grandi
Beta vulgaris Sugar Beet Group · Sugar beet
Werner Beyer Monica Weber Maik Gertz Dietrich Hauer
Beta vulgaris Sugar Beet Group · Sugar beet
Werner Beyer Monica Weber Maik Gertz Dietrich Hauer
Beta vulgaris Sugar Beet Group · Sugar beet
KWS SAAT SE and CO KGAA
Beta vulgaris Sugar Beet Group · Sugar beet
Van der Have B.V.
Beta vulgaris Sugar Beet Group · Sugar beet
SESVANDERHAVENV
Beta vulgaris Sugar Beet Group · Sugar beet
Strube, D
Beta vulgaris Sugar Beet Group · Sugar beet
KWS SAAT SE and CO KGAA