Skip to content

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.

Sources10

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.

Snake

Active

Capsicum annuum L. · Bell pepper

CZ
1 record

Verdanel

Active

Vitis vinifera L. · Common grape vine

FR
1 record

SY STINGER

Terminated

Beta vulgaris Sugar Beet Group · Sugar beet

DK
1 record

Vitis vinifera L. · Common grape vine

DE
1 record

Tatry

Protection expired

Beta vulgaris L. · Beet

SK
1 record

SUPAGA

Terminated

Vitis vinifera L. · Common grape vine

LV
1 record

Ukrainskyi ChS 72

Application submitted

Beta vulgaris Sugar Beet Group · Sugar beet

UA
1 record

Trugon

Withdrawn

Beta vulgaris Sugar Beet Group · Sugar beet

DE
1 record

Umanskyi ChS 97

Application submitted

Beta vulgaris Sugar Beet Group · Sugar beet

UA
1 record

Segre

Withdrawn

Phaseolus vulgaris L. · Common bean

NL
2 records

TS500

Active

Solanum lycopersicum L. · Tomato

IT
1 record

Trevis

Active

Solanum lycopersicum L. · Tomato

IT
1 record

Salvator

Protection expired

Zea mays L. · Maize

SK
1 record

SAULESMEITA

Withdrawn

Malus domestica (Suckow) Borkh. · Apple

LV
1 record

Jump to page 40 80 120 139 159 199 229 249