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
WIELKOPOLSKA HODOWLA BURAKA CUKROWEGO SP.Z.O.O
hybrids between Prunus salicina Lindl. and Prunus persica (L.) Batsch
Floyd Zaiger (US)
Vitis vinifera L. · Common grape vine
Sarl Bourguet et Fils
Prunus persica (L.) Batsch · Peach
Zaiger's Inc. Genetics (US)
Brassica oleracea L. (White Cabbage Group) · White cabbage
Institute of Field and Vegetable Crops Novi Sad
Beta vulgaris Sugar Beet Group · Sugar beet
SESVANDERHAVE N.V./S.A. (BE)
Capsicum annuum L. · Bell pepper
Vilmorin-Mikado S.A.S.
Beta vulgaris Sugar Beet Group · Sugar beet
AGRA SOCIETA DEL SEME SRL
Vitis L. · Grapevine
Gyoerffyne Dr. Jahnke Gizella / Majer Janos / Knolmajerne Szigeti Gyoengyi
Actinidia chinensis Planch. · Kiwifruit
Changsha Yanoon Biotech Company Ltd (CN)
Prunus salicina Lindl. · Japanese plum
Floyd Zaiger (US)
Beta vulgaris Sugar Beet Group · Sugar beet
Maribo Seed International ApS
Cucumis melo L. · Melon
Seminis Vegetable Seeds
Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon
UNITED GENETICS SEEDS CO
Malus domestica (Suckow) Borkh. · Apple
Jean-Luc Carrieres
Zea mays L. subsp. mays (Sweet Corn Group) · Sweet corn
Hodowla Roslin Snowidza Sp.z.o.o
Solanum lycopersicum L. · Tomato
PLANTICO HODOWLA I NASIENNICTWO OGRODNICZE ZIELONKI SP. Z O.O.
Beta vulgaris Sugar Beet Group · Sugar beet
SESVANDERHAVE N.V./S.A.
Solanum lycopersicum L. · Tomato
HAZERA SEEDS BV
Nicotiana tabacum L. · Tobacco
HAO-DEMETER Cotton and Industrial Crops Institute
Zea mays L. subsp. mays (Sweet Corn Group) · Sweet corn
Toma Dankov, Boris Krapchev, Lila Todorova, Miglena Kruleva, Krasimira Velkova
Solanum lycopersicum L. · Tomato
Syngenta Seeds B.V.
Solanum tuberosum L. · Potato
Hodowla Ziemniaka Zamarte sp. z o.o. - Grupa IHAR
Beta vulgaris L. · Beet
keine Angabe