The European Cultivated Potato Database

 
 

Rosva

[pedigree] [parents] [similar varieties][tabulated data]
HIGHER TAXON: Solanaceae
GENUS:Solanum L.
Solanum tuberosum L. cv. Rosva
Pedigree: Bintje x Dr McIntosh [6,9,20,21]
Breeder: Asche-Saatzucht [9]
Danish Potato Breeding Foundatation [21]
Breeder's rights:
Synonyms:
National list: 1972 [9,20,21]
ADMINISTRATION
Country of originDENMARK [6, 9, 20, 21]
Data sourceCZEHBROD [6] DEU416 [9] POL IPR BON [20] SWE002 [21] VRI RUSSIA [23]
Plant health directive EC77/93, requirementsFully tested [21] Part tested [9] Infected [6] Untested [20]
Plant material maintained asTuber [20, 23] In-vitro [6, 9] Tuber and cryopreservation [21]
Sample statusAdvanced cultivar [6, 9, 20, 21, 23]
Test conditionsNon organic [6, 21]
PLANT CHARACTERISTICS
BerriesVery rare [21]
Flower colourWhite [9, 21]
Flower frequencyOccasional [21]
Foliage coverModerate to good [9] Good [21]
Growth habitErect [21]
Light sprout colourBlue [21]
MaturityEarly [9]
Pollen fertilityVery low [21]
Stolon lengthMedium [21]
TUBER CHARACTERISTICS
Primary tuber flesh colourCream [9] Light yellow [21]
Tuber eye depthShallow [9, 21]
Tuber shapeOval to round [21] Oval [9]
Tuber skin colourWhite to yellow [9, 21]
Tuber skin textureIntermediate [21]
TUBERING CHARACTERISTICS
Dormancy periodLong [9]
Internal rust spotInfrequent [9]
Tuber shape uniformityUniform [21]
Tuber sizeMedium to large [9]
Yield potentialMedium to high [9]
UTILISATION CHARACTERISTICS
After cooking blackeningTrace to little [9] None to trace [21]
Cooking type / 411 Cooked textureFairly firm (multi-purpose type) [21]
Crisp suitabilityPoor [21]
Dry matter contentLow [21]
Starch contentMedium [9]
TasteModerate to good [21] Good [9]
Tuber glycoalkaloidMedium to high [21]
RESISTANCE TO FUNGAL DISEASES
Field immunity to wart racesRace 1 [9, 21]
Resistance to dry rot (Fusarium spp.)Low [21]
Resistance to gangrene (Phoma foveata)Medium [21]
Resistance to late blight on foliageVery low to low [21] Medium [9, 23]
Resistance to late blight on tubersMedium to high [9] High [21, 23]
Wart (Synchytrium endobioticum)Field immune [9, 21]
RESISTANCE TO BACTERIAL DISEASES
Resistance to common scab (Streptomyces scabies)Low [21] High [9]
RESISTANCE TO VIRUS DISEASES
Resistance to potato leaf roll virusMedium to high [9]
Resistance to potato mop top virusVery high [21]
Resistance to potato virus MHigh [9]
Resistance to potato virus XHigh [9]
Resistance to potato virus Y (strain not specified)High [9] High to very high [21]
Resistance to tobacco rattle virusHigh to very high [21]
RESISTANCE TO PESTS
Resistance to Globodera rostochiensis race 1Low [9]


Source:
[6] Potato Research Institute, CZECH REPUBLIC 2010
[9] Leibniz Institute of Plant Genetics and Crop Plant Research (IPK), GERMANY 2005
[20] Plant Breeding and Acclimatization Institute, POLAND 2005
[21] Nordic Genetic Resource Center, SWEDEN 2005
[23] N.I. Vavilov All-Russian Scientific Research, RUSSIAN FEDERATION 2005















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