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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

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.

Romie

Active

Festuca arundinacea Schreb. · Tall fescue

Grass G.I.E.

FR
6 records

Zea mays L. subsp. mays (Sweet Corn Group) · Sweet corn

Snowy River Seeds, AUS

HU
5 records

Raymond

Active

Cucumis melo L. · Melon

HAZERA SEEDS B.V., IL

FR
5 records

Regent

Active

Vitis L. · Grapevine

Gerhardt Alleweldt c/o Institut für Rebenzüchtung

CZ
6 records

Daucus carota L. · Carrot

BEJO ZADEN

NL
5 records

Profi

Active

Sinapis alba L. · White mustard

P.H PETERSEN

DE
8 records

Prim 23

Active

Prunus avium (L.) L. · Sweet cherry

STOPPEL, Peter, DE

DE
8 records

Prunus avium (L.) L. · Sweet cherry

Stephen M Southwick

FR
7 records

Ouachita

Active

Rubus L. subg. Rubus · Blackberry

University of Arkansas, USA

UA
9 records

Navsel 6

Active

Vitis vinifera L. · Common grape vine

Grapeco Limited

ES
5 records

Ofra

Active

Fragaria L. · Strawberry

Izsak Eva

IT
5 records

Nimba

Active

Prunus avium (L.) L. · Sweet cherry

Steve Southwick, SMS Unlimited LLC

FR
7 records

Mitayo

Active

Capsicum annuum L. · Bell pepper

Silvester de Nooijer

NL
7 records

Morgan

Active

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

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
6 records

Mikado

Active

Prunus armeniaca L. · Apricot

PSB produccion vegetal S.L. (ES)

FR
7 records

Meister

Active

Solanum tuberosum L. · Potato

Stephan Berger

DE
7 records

Liliana

Active

Solanum tuberosum L. · Potato

Sativa Kerkov a.s.

CZ
6 records

Fleurtai

Active

Vitis vinifera L. · Common grape vine

Simone Diego Castellarin^^^Guido Cipriani^^^Michele Morgante^^^Enrico Peterlunger^^^Raffaele Testolin^^^Gabriele Di Gaspero

SK
6 records

Flatboom

Active

Prunus persica (L.) Batsch · Peach

Maillard Laurence / Maillard Arsene

FR
7 records

Fertille

Active

Prunus avium (L.) L. · Sweet cherry

Institut National de Recherche pour l'Agriculture l'Alimentation et l'Environnement (INRAE)

FR
8 records

Fardao

Active

Prunus armeniaca L. · Apricot

Marie-France Bois

FR
8 records

Farclo

Active

Prunus armeniaca L. · Apricot

Marie-France Bois

FR
9 records

Rubus idaeus L. · Red raspberry

Vitten Matthias / Rodriguez Luis Miguel / Rak Kyle / Heilig James

UA
5 records

Citirex

Active

Cucumis melo L. · Melon

HM Clause,France

FR
7 records

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