Citrus L. · Citrus
Variety traits
Sugar content
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.
Breakdown by crop
Found in these crops
Varieties that feature this in their description
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.
Malini Equilibro
ActiveMalus domestica (Suckow) Borkh. · Apple
Malápio do IFEC
ActiveMalus domestica (Suckow) Borkh. · Apple
Julia
TerminatedRaphanus sativus L. var. oleiformis Pers. · Oil radish
Dubbelte Morelkers
ActivePrunus cerasus L. · Sour cherry
MORETTA
ActivePrunus avium (L.) L. · Sweet cherry
Griotte du Nord
ActivePrunus cerasus L. · Sour cherry
GRIMES GOLDEN
ActiveMalus domestica (Suckow) Borkh. · Apple
IRIS ROSSO
ActivePrunus persica (L.) Batsch · Peach
Metzer Zucker
ActiveRubus idaeus L. · Red raspberry
MELA GIALLA DELLE PIANACCE
ActiveMalus domestica (Suckow) Borkh. · Apple
Holubs Marille
ActivePrunus armeniaca L. · Apricot
Langtraubige Schwarze
ActiveRibes nigrum L. · Blackcurrant
MONTEDORO
ActivePrunus armeniaca L. · Apricot
Mega Sweet
ActiveSorghum bicolor (L.) Moench subsp. bicolor · Sorghum
MATJUNINI 9-250
ActivePrunus cerasifera Ehrh. · Cherry plum
COTOGNA DEL POGGIO
ActivePrunus persica (L.) Batsch · Peach
Konquista
TerminatedCitrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon
HAKUHO
ActivePrunus persica (L.) Batsch · Peach
Prunus avium (L.) L. · Sweet cherry
Danube
ActivePrunus cerasus L. · Sour cherry
Griotte du Nord Hermee.
ActivePrunus cerasus L. · Sour cherry
Prunus avium (L.) L. · Sweet cherry
Fortnox
TerminatedBeta vulgaris Fodder Beet Group · Mangelwurzel