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.
Fragaria x ananassa Duchesne ex Rozier · Garden strawberry
Masiá Ciscar S.L.
Vaccinium corymbosum L. · Highbush blueberry
ROLFE, Peter William Arthur
Vaccinium L. · Bilberry
PAUL M. LYRENE
Beta vulgaris Sugar Beet Group · Sugar beet
Syngenta participation AG
Beta vulgaris Sugar Beet Group · Sugar beet
Societe Europeenne de Semences NV/SA (BE)
Daucus carota L. · Carrot
Hodowla Roślin Kalinowa sp. z o.o.
Solanum lycopersicum L. · Tomato
Rijk Zwaan Zaadteelt en Zaadhandel B.V.^^^Asahi Industries Co. Ltd.
Beta vulgaris Sugar Beet Group · Sugar beet
Betaseed Inc. (US)
Sorghum bicolor (L.) Moench · Sorghum
Clint Johnson
Beta vulgaris Sugar Beet Group · Sugar beet
Betaseed GmbH (DE)
Prunus persica (L.) Batsch · Peach
PLANTAS DE NAVARRA, S.A.(PLANASA)
Fragaria x ananassa Duchesne ex Rozier · Garden strawberry
Vinson Peter Edward / McCarthy Ilona Eva / Warren Simon Peter
Nicotiana tabacum L. · Tobacco
Profigen, Brazil
Prunus salicina Lindl. · Japanese plum
PLANTAS DE NAVARRA, S.A.(PLANASA)
Pisum sativum L. · Pea
NOVARTIS SEEDS
Prunus avium (L.) L. · Sweet cherry
Washington State University Research Foundation (US)
Daucus carota L. · Carrot
LAURA MAUPIN
Prunus persica (L.) Batsch · Peach
VIVEROS PROVEDO, S.A.
Fragaria x ananassa Duchesne ex Rozier · Garden strawberry
PLANTAS DE NAVARRA, S.A.(PLANASA)
Fragaria x ananassa Duchesne ex Rozier · Garden strawberry
Whitaker Vance
Fragaria x ananassa Duchesne ex Rozier · Garden strawberry
Masiá Ciscar S.L.
Citrus sinensis (L.) Osbeck · Sweet orange
GJK & SC CHISLETT DEVELOP
Prunus salicina Lindl. · Japanese plum
ARC INFRUITEC-NIETVOORBIJ
Fragaria x ananassa Duchesne ex Rozier · Garden strawberry
Masiá Ciscar S.L.