The European Cultivated Potato Database

 
 

Sommerstarke

[pedigree] [parents] [similar varieties][tabulated data]
HIGHER TAXON: Solanaceae
GENUS:Solanum L.
Solanum tuberosum L. cv. Sommerstarke
Pedigree: 4 46 x Mittelfruhe [8,20]
4 46 x Mittelfruhe (dms) [6,9]
Breeder: 7 [9]
Breeder's rights:
Synonyms:
National list: 1965 [8,9,20]
ADMINISTRATION
Country of originGERMANY [6, 8, 9, 20]
Data sourceCZEHBROD [6] DEU001 [8] DEU416 [9] FRA179 [11] POL IPR BON [20] VRI RUSSIA [23]
Plant health directive EC77/93, requirementsFully tested [9] Infected [6, 11] Untested [8, 20]
Plant material maintained asTuber [20, 23] In-vitro [6, 8, 9, 11]
Sample statusAdvanced cultivar [6, 8, 9, 11, 20, 23]
Test conditionsNon organic [6, 8]
PLANT CHARACTERISTICS
Flower colourWhite [9]
Flower frequencyRare [9]
Foliage coverGood [9]
Light sprout colourPink [9]
MaturityIntermediate [9]
TUBER CHARACTERISTICS
Primary tuber flesh colourWhite [9]
Tuber eye depthMedium [9]
Tuber shapeOval to round [9]
Tuber skin colourWhite to yellow [9]
Tuber skin textureSmooth to intermediate [9]
TUBERING CHARACTERISTICS
Dormancy periodShort [9]
Growth crackingMedium [9]
Hollow heart tendencyLow [9]
Internal rust spotInfrequent [9]
Resistance to external damageModerate to resistant [9]
Secondary growthLow [9]
Tuber shape uniformityMedium [9]
Tuber sizeSmall to medium [9]
Tubers per plantMany [9]
Yield potentialLow [9] Medium [23]
UTILISATION CHARACTERISTICS
After cooking blackeningLittle [9]
Cooking type / 411 Cooked textureVery mealy (floury type) to mealy (floury type) [9]
Dry matter contentMedium [23]
Enzymic browningTrace [9]
Starch contentLow [23] High [9]
TasteModerate [9]
RESISTANCE TO FUNGAL DISEASES
Field immunity to wart racesRace 1 [9]
Resistance to late blight on foliageMedium [23] Medium to high [9]
Resistance to late blight on tubersMedium [23] High [9]
Resistance to stem canker (Rhizoctonia solani)Low [9]
Wart (Synchytrium endobioticum)Field immune [9]
RESISTANCE TO BACTERIAL DISEASES
Resistance to bacterial soft rot (Erwinia spp.)Medium to high [9]
Resistance to blackleg (Erwinia spp.)Low [9]
Resistance to common scab (Streptomyces scabies)Low to medium [9]
RESISTANCE TO VIRUS DISEASES
Resistance to potato leaf roll virusMedium [9]
Resistance to potato virus AHigh to very high [9]
Resistance to potato virus MMedium to high [9]
Resistance to potato virus Y (strain not specified)Medium to high [9]
RESISTANCE TO PESTS
Resistance to Globodera rostochiensis race 1Low [9]


Source:
[6] Potato Research Institute, CZECH REPUBLIC 2010
[8] Federal Research Centre of Agriculture, GERMANY 2005
[9] Leibniz Institute of Plant Genetics and Crop Plant Research (IPK), GERMANY 2005
[11] INRA, FRANCE 2005
[20] Plant Breeding and Acclimatization Institute, POLAND 2005
[23] N.I. Vavilov All-Russian Scientific Research, RUSSIAN FEDERATION 2005















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