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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

Sugar Content — Sugar Beet 964 Tomato Brix Content 395 Melon Sugar Content 370 Watermelon sweetness 306 Grape sugar content 236 Sugar content in apples 145 Peach Sugar Content 128 Grape Sugar Content 126 Sugar Content — Garden Strawberry 109 Carrot sugar content 85 Sweetness of sweet cherry 82 Apricot sugar content 61 Sugar Content — Sweet Corn 61 Sugar content in pepper 46 Sugar Content — Table Beet 45 Plum sugar content 45 Sugar content — perennial ryegrass 41 Sugar content — Japanese plum 40 Sugar content in sugar beet 30 Sugar Content — White Cabbage 29 Sugar content in peas 26 Pear sugar content 24 Sugar content in raspberries 23 Sweetness of sweet corn 21

Found in these crops

Sugar beet 2 073 Grapevine 519 Tomato 489 Melon 421 Watermelon 360 Common grape vine 270 Apple 195 Carrot 166 Peach 160 Garden strawberry 128 Pea 121 Sweet corn 102

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.

Mandanova SL

Active

Citrus L. · Citrus

THE AGRICULTURAL RESEARCH

4 records

FL07-399

Active

Vaccinium L. · Bilberry

Paul M. Lyrene James W. Olmstead

3 records

Aika No Kaori

Active

Malus domestica (Suckow) Borkh. · Apple

FUJIMAKI HIDEO

3 records

C04 051

Active

Vaccinium corymbosum L. · Highbush blueberry

WRIGHT, Gary LYRENE, Paul

5 records

Bl 34

Active

Fragaria x ananassa Duchesne ex Rozier · Garden strawberry

Danilo Bernardini

3 records

Crimson Sweet

Active

Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon

BG CZ ES HR IT SI +2
13 records

Calinda

Active

Fragaria x ananassa Duchesne ex Rozier · Garden strawberry

NL
14 records

Fuji

Active

Malus domestica (Suckow) Borkh. · Apple

CZ ES FR NL SK UA
19 records

Sumtare

Active

Prunus avium (L.) L. · Sweet cherry

DE FR HU IT NL
15 records

Luresweet

Active

Malus domestica (Suckow) Borkh. · Apple

FR NL
13 records

Nantes 5

Active

Daucus carota L. · Carrot

CZ HR HU PL SK
13 records

Lenora

Application submitted

Beta vulgaris Sugar Beet Group · Sugar beet

DK NL RO SE UA
8 records

Valor

Active

Prunus domestica L. · European plum

CZ FR NL PL
15 records

Kaweduca

Protection expired

Beta vulgaris Sugar Beet Group · Sugar beet

CZ DE ES FR HR IT
8 records

Aztec

Active

Malus domestica (Suckow) Borkh. · Apple

FR NL
10 records

Monodoro

Active

Beta vulgaris Sugar Beet Group · Sugar beet

ES FR HR IT SE
6 records

Valjevka

Active

Prunus domestica L. · European plum

CZ HU PL SI SK
13 records

Romea

Protection expired

Beta vulgaris Sugar Beet Group · Sugar beet

DE ES HR IT SI
6 records

Viognier

Active

Vitis vinifera L. · Common grape vine

BG ES FR MT
7 records

Tatran

Active

Ribes rubrum L. · Redcurrant

CZ HU NL PL SK
13 records

Pinot gris

Active

Vitis vinifera L. · Common grape vine

BG ES FR MT
7 records

Ferdiva

Active

Prunus avium (L.) L. · Sweet cherry

FR
10 records

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