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 L. · Grapevine
Miroslav Ivanov, Iliyan Simeonov, Anatoli Iliev
Cucumis melo L. · Melon
Ruban Natalia Hryhorivna, Lymar Anatolii Ostapovych, Frolov Volodymyr Vasyl`ovych,
Beta vulgaris L. · Beet
Kuhn & Co International B.V.
Vitis vinifera L. · Common grape vine
Molchanova IUliia Vasylivna, Salii Olena Vasylivna, Herus Liudmyla Vasylivna, Kovalova Iryna Anatoliivna, Bankovska Mariia Hryhorivna, Tulaieva Maiia Ivanivna, Vlasov Viacheslav Vsevolodovych,
Cucumis melo L. · Melon
Moshe Zalsman
Daucus carota L. · Carrot
PlantiCo Hodowla i Nasiennictwo Ogrodnicze Golebiew sp. z o.o.
Cyperus esculentus L. · Yellow nutsedge
Minkovs`kyi Anatolii IEvhenovych, Nikitchyn Dmytro Ivanovych, Koroviakovs`kyi Andrii IEvhenovych,
Rosa L. · Rose
Stoyan G. Dimitrov, Mariya T. Popova, Mariya S. Baldzhieva
Beta vulgaris Sugar Beet Group · Sugar beet
Institut za šećernu repu d.d. Osijek (HR)
Beta vulgaris Sugar Beet Group · Sugar beet
KUTNOWSKA HODOWLA BURAKA CUKROWEGO Sp.z o.o.
Vitis vinifera L. subsp. vinifera · Wine grape
Yordan K. Ivanov, Vasil Y. Valchev
Cucumis melo L. · Melon
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Daucus carota L. · Carrot
Ger Beemsterboer
Cucumis melo L. · Melon
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Vitis vinifera L. · Common grape vine
Tarakhtii Liudmyla Ivanivna, Meleshko Larysa Fedorivna, Sambors`ka Hanna Kyrylivna, Abliazova Aia Pavlivna, Tulaieva Maia Ivanivna, Dokuchaieva IEvheniia Mykolaivna, Aivazian Petros Karapetovych,
Vitis vinifera L. · Common grape vine
Abliazova Aia Pavlivna, Tulaieva Maia Ivanivna, Dokuchaieva IEvheniia Mykolaivna, Aivazian Petros Karapetovych,
Zea mays L. subsp. mays (Sweet Corn Group) · Sweet corn
Nahorniak Mykhailo Mykolaiovych
Daucus carota L. · Carrot
Ger Bimsdeboer
Viburnum opulus L. · Guelder rose
Skrypchenko Nadiia Vasylivna
Daucus carota L. · Carrot
Hari Besels
Daucus carota L. · Carrot
Jan Naaktgeboren
Daucus carota L. · Carrot
PLANTICO HODOWLA I NASIENNICTWO OGRODNICZE ZIELONKI SP. Z O.O.
Prunus domestica L. · European plum
Pethoe Ferenc / Szabo Tibor / Goeroeg Erika / Nagy Gabriella
Zea mays L. subsp. mays (Sweet Corn Group) · Sweet corn
Maize Research Institute - Kneja (BG)