The European Cultivated Potato Database

 
 

Welsa

[pedigree] [parents] [similar varieties][tabulated data]
HIGHER TAXON: Solanaceae
GENUS:Solanum L.
Solanum tuberosum L. cv. Welsa
Pedigree: Uran x breeding line [18,20]
Uran x breeding line (adg,dms) [6,9,13]
Breeder: 2 [9]
Zuchtstation Meiers, Windigsteig [13]
Breeder's rights: No [13]
Synonyms:
National list: 1978 [2,9,20]
ADMINISTRATION
Country of originAUSTRIA [2, 6, 9, 13, 18, 20]
Data sourceARCHE NOAH [2] CZEHBROD [6] DEU416 [9] GBR165 [13] NEIKER [18] POL IPR BON [20] VRI RUSSIA [23]
Plant health directive EC77/93, requirementsFully tested [9] Part tested [20] Infected [6, 13] Untested [2]
Plant material maintained asTuber [2, 13, 18, 23] In-vitro [6] Tuber and in-vitro [9, 20]
Sample statusAdvanced cultivar [2, 6, 9, 13, 18, 20, 23]
Test conditionsOrganic [2] Non organic [6, 13]
PLANT CHARACTERISTICS
BerriesNo berries [9]
Flower colourWhite [9, 13]
Flower frequencyOccasional to frequent [9] Frequent [13]
Foliage coverModerate to good [9]
Light sprout colourPink [9, 13]
MaturityLate [2, 9] Intermediate [13]
TUBER CHARACTERISTICS
Primary tuber flesh colourLight yellow [2, 9, 13]
Tuber eye colourYellow [2]
Tuber eye depthMedium [2, 9]
Tuber shapeOval to round [2, 9, 13]
Tuber skin colourWhite to yellow [2, 9, 13]
Tuber skin textureSmooth to intermediate [2]
TUBERING CHARACTERISTICS
Internal rust spotVery infrequent [9]
Resistance to external damageModerate [9] Resistant [13]
Tuber shape uniformityMedium to uniform [2, 9]
Tuber sizeLarge [2]
Yield potentialMedium [23] Medium to high [9]
UTILISATION CHARACTERISTICS
After cooking blackeningTrace [9, 13]
Cooking type / 411 Cooked textureMealy (floury type) to fairly firm (multi-purpose type) [9, 13]
Crisp suitabilityPoor to moderate [18] Good [9, 13]
Dry matter contentHigh [13, 18]
French fry suitabilityPoor [13] Good to very good [18]
Starch contentMedium to high [9, 18]
TasteModerate [9] Moderate to good [13]
RESISTANCE TO FUNGAL DISEASES
Field immunity to wart racesRace 1 [9]
Resistance to late blight on foliageLow [23] Medium to high [9] High [18]
Resistance to late blight on foliage(Laboratory test)Medium to high [13]
Resistance to late blight on tubersMedium [18, 23] Medium to high [9]
Resistance to late blight on tubers(Laboratory test)High [13]
Wart (Synchytrium endobioticum)Field immune [9]
RESISTANCE TO BACTERIAL DISEASES
Resistance to common scab (Streptomyces scabies)Medium to high [9] High [13, 18]
RESISTANCE TO VIRUS DISEASES
Resistance to potato leaf roll virusMedium [9] Medium to high [13]
Resistance to potato virus AHigh [9] Very high [13]
Resistance to potato virus Y (strain not specified)Medium to high [9] High to very high [13]
RESISTANCE TO PESTS
Resistance to Globodera rostochiensis race 1Low [9]
ENVIRONMENTAL STRESS FACTORS
Drought resistanceHigh [13]


Source:
[2] Arche Noah, AUSTRIA 2005
[6] Potato Research Institute, CZECH REPUBLIC 2010
[9] Leibniz Institute of Plant Genetics and Crop Plant Research (IPK), GERMANY 2005
[18] NEIKER-Instituto Vasco de Investigación y Des, SPAIN 2005
[20] Plant Breeding and Acclimatization Institute, POLAND 2005
[23] N.I. Vavilov All-Russian Scientific Research, RUSSIAN FEDERATION 2005
[13] SASA, UNITED KINGDOM 2005















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