Sonja

Higher Taxon Solanaceae
Genus Solanum L.
Species Solanum tuberosum L. cv. Sonja
Breeder Asche-Saatzucht
Breeder Agent
administration
Data sourceCPVPA
CZEHBROD
DEU416
Plant material maintained asTuber
In-vitro
Plant health directive EC77/93, requirementsPart tested
Infected
Untested
Country of originAUSTRIA
Sample statusAdvanced cultivar
Test conditionsNon organic
plant characteristics
MaturityIntermediate
Foliage coverGood
Flower colourWhite
Flower frequencyRare
BerriesNo berries
Light sprout colourPink
tuber characteristics
Tuber skin colourWhite to yellow
Primary tuber flesh colourYellow
Tuber shapeOval to round
Tuber eye depthShallow to medium
Tuber skin textureRough
tubering characteristics
Yield potentialVery high
Internal rust spotInfrequent to medium
Resistance to external damageModerate
utilisation characteristics
Cooking type / 411 Cooked textureFairly firm (multi-purpose type)
After cooking blackeningNone
TasteModerate to good
Starch contentLow to medium
resistance to fungal diseases
Resistance to late blight on tubersMedium to high
Resistance to late blight on foliageMedium
Wart (Synchytrium endobioticum)Field immune
Field immunity to wart racesRace 1
resistance to bacterial diseases
Resistance to common scab (Streptomyces scabies)Medium to high
resistance to virus diseases
Resistance to potato virus AHigh
Resistance to potato virus Y (strain not specified)Medium to high
Resistance to potato leaf roll virusMedium to high
resistance to pests
Resistance to Globodera rostochiensis race 1High
Resistance to Globodera rostochiensis race 4High
environmental stress factors
Drought resistanceHigh
Variety information last modified on 22nd of October, 2010