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
KWS SAAT SE & CO.KGAA
Cucurbita moschata Duchesne · Butternut squash
Sakata Seed Sudamerica Ltda. (SDA)
Lolium perenne L. · Perennial ryegrass
ILVO Plant
Prunus armeniaca L. · Apricot
Marie-France Bois
Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon
PIONEER HI-BRED ITALIA SERVIZI AGRONOMICI SRL
Cucumis melo L. · Melon
BURPEE NL B.V.
Cucumis melo L. · Melon
Enza Zaden Beheer B.V.
x Festulolium Aschers. et Graebn. · Festulolium
Agri Obtentions SA (FR)/Institut National de la Recherche Agronomique (FR)
Sinapis alba L. · White mustard
FREIHERR VON MOREAU SAATZUCHT
Allium cepa L. var. aggregatum G. Don · Shallot
BEJO ZADEN
Capsicum annuum L. · Bell pepper
Vilmorin SA (FR)
Prunus avium (L.) L. · Sweet cherry
NIES MARVIN
Fragaria x ananassa Duchesne ex Rozier · Garden strawberry
Tarja Hietaranta
Beta vulgaris Sugar Beet Group · Sugar beet
Maribo Seed International ApS, DK
Beta vulgaris Sugar Beet Group · Sugar beet
WIELKOPOLSKA HODOWLA BURAKA CUKROWEGO SP.Z.O.O
Solanum tuberosum L. · Potato
Hodowla Ziemniaka Zamarte sp. z o.o. - Grupa IHAR
Cucumis melo L. · Melon
Enza Zaden Beheer B.V.
Beta vulgaris Sugar Beet Group · Sugar beet
SESVanderHave N.V./S.A.
Citrus reticulata Blanco · Mandarin orange
Thomas G. Mc Collum Jack Hearn
Prunus avium (L.) L. · Sweet cherry
Prunus avium (L.) L. · Sweet cherry
Prunus avium (L.) L. · Sweet cherry
Beta vulgaris Sugar Beet Group · Sugar beet
KUTNOWSKA HODOWLA BURAKA CUKROWEGO Sp.z o.o.
Beta vulgaris Sugar Beet Group · Sugar beet
Strube D&S GMBH