IFG Thirty- seven
ActiveVitis vinifera L. · Common grape vine
David W.Cain
Variety traits
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.
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 vinifera L. · Common grape vine
David W.Cain
Fragaria x ananassa Duchesne ex Rozier · Garden strawberry
STEVEN D.NELSON, MICHAEL D.NELSON Y LEO W.STOECKLE
Vaccinium corymbosum L. · Highbush blueberry
Vincent David Andrew Mazzardis
Vitis vinifera L. · Common grape vine
David W.Cain
Solanum tuberosum L. · Potato
Meijer C. B.V. (NL)
Daucus carota L. · Carrot
Vilmorin, F
x Festulolium Aschers. et Graebn. · Festulolium
Slechtitelska stanice Hladke
Solanum tuberosum L. · Potato
R.P.GRAVELAND
Lolium perenne L. · Perennial ryegrass
DLF-Trifolium A/S
Daucus carota L. · Carrot
Ger Beemsterboer
Daucus carota L. · Carrot
ROGER FREEMAN
Solanum tuberosum L. · Potato
Stet Holland Research BV (NL)
Beta vulgaris Sugar Beet Group · Sugar beet
Sesvanderhave, B
Lolium perenne L. · Perennial ryegrass
Mommersteeg International BV (NL)
Brassica oleracea L. (White Cabbage Group) · White cabbage
Bejo Zaden B.V. (NL)
Lolium perenne L. · Perennial ryegrass
VANDERHAVE GRASSES B.V.
Daucus carota L. · Carrot
Bejo Zaden, NL
Malus domestica (Suckow) Borkh. · Apple
NV BETTER3FRUIT, BE
Rubus idaeus L. · Red raspberry
Promo-Fruit, CH
Vaccinium corymbosum L. · Highbush blueberry
Wagner L. Adam, Brazelton M. David
Vitis vinifera L. · Common grape vine
SHACHAR KARNIEL|SAL GIUMARRA
Beta vulgaris Sugar Beet Group · Sugar beet
KWS SAAT SE and CO KGAA
Solanum tuberosum L. · Potato
The James Hutton Institute
Daucus carota L. · Carrot
Yurhen Berh