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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.

Vitis L. · Grapevine

Timothy P.Sheehan

7 records

Prunus avium (L.) L. · Sweet cherry

Zaiger's Inc. Genetics

7 records

Santina

Active

Prunus avium (L.) L. · Sweet cherry

His Majesty the King in Right of Canada as represented by the Minister of Agriculture and Agri-Food

9 records

Vitis L. · Grapevine

Timothy P.Sheehan

7 records

Rubus idaeus L. · Red raspberry

Marina Gambardella, Pilar Banados, Javiera Grez, Elida Contreras, Pontificia Universidad Catolica de Chile

7 records

Malus domestica (Suckow) Borkh. · Apple

Mariangela Zaramella/ Giacomo Colla

12 records

Vitis vinifera L. · Common grape vine

David W. Cain, PhD.

6 records

Actinidia chinensis Planch. · Kiwifruit

WUHAN BOTANICAL GARDEN - CHINESE ACADEMY SCIENCE

7 records

Florice

Active

Fragaria x ananassa Duchesne ex Rozier · Garden strawberry

Suiker Marcel

6 records

Solanum tuberosum L. · Potato

North Dakota State University of Agriculture and Applied Science, North Dakota State University

6 records

Larisol

Active

Helianthus annuus L. · Sunflower

Semences Cargill SA (FR)

AT FR HU RO
9 records

Reka

Protection expired

Beta vulgaris Sugar Beet Group · Sugar beet

STRUBE HERMANN| Dr. Hermann Strube

CZ DE ES HR
5 records

Sy Logical

Terminated

Beta vulgaris Sugar Beet Group · Sugar beet

Syngenta Crop Protection AG

BE DK NL SE
6 records

Beta vulgaris Sugar Beet Group · Sugar beet

KWS SAAT SE & CO.KGAA

BE DE ES NL
5 records

Sy Invincta

Terminated

Beta vulgaris Sugar Beet Group · Sugar beet

Syngenta Crop Protection AG, CH

BE FR NL PL
6 records

Beta vulgaris Sugar Beet Group · Sugar beet

KWS SAAT SE & CO.KGAA

ES HR IT UA
6 records

Klarina

Terminated

Beta vulgaris Sugar Beet Group · Sugar beet

KWS Saat AG, DE

BE DE FR LT
5 records

Carimba

Terminated

Beta vulgaris Sugar Beet Group · Sugar beet

Maribo Seed International ApS

BE DK LT SE
5 records

Beta vulgaris Sugar Beet Group · Sugar beet

SESVANDERHAVE, N.V./S.A.

ES IT LT UA
5 records

Beta vulgaris Sugar Beet Group · Sugar beet

KWS SAAT SE & CO.KGAA

BE DE FR NL
5 records

BTS 505

Active

Beta vulgaris Sugar Beet Group · Sugar beet

Betaseed

DE ES FR NL
5 records

Toscana

Protection expired

Beta vulgaris Sugar Beet Group · Sugar beet

Danisco Seed (AT)

CZ ES HU SI
5 records

Peramono

Protection expired

Beta vulgaris Fodder Beet Group · Mangelwurzel

KWS| KWS SAAT AG

CZ DE FR SI
5 records

Beta vulgaris Sugar Beet Group · Sugar beet

D J Van der Have BV (NL)

CZ FR IT NL
5 records

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