The European Cultivated Potato Database

 
 

Caspar

[pedigree] [parents] [similar varieties][tabulated data]
HIGHER TAXON: Solanaceae
GENUS:Solanum L.
Solanum tuberosum L. cv. Caspar
Pedigree: Ukama x B 15 10 [15,20]
Ukama x B 15 10 (adg,dms) [9]
Breeder: Josef Krafft [9]
Breeder's rights:
Synonyms:
National list: 1984 [9,20]
ADMINISTRATION
Country of originNETHERLANDS [5, 9, 15, 20]
Data sourceCPVPA [5] DEU416 [9] FRA179 [11] HZPC [15] POL IPR BON [20] VRI RUSSIA [23]
Plant health directive EC77/93, requirementsFully tested [9, 15] Part tested [11, 20] Untested [5]
Plant material maintained asTuber [5, 11, 15, 23] In-vitro [9, 20]
Sample statusAdvanced cultivar [5, 9, 11, 15, 20, 23]
Test conditionsNon organic [15]
PLANT CHARACTERISTICS
BerriesOccasional to frequent [9, 15]
Flower colourWhite [9]
Flower frequencyOccasional to frequent [9] Frequent [15]
Foliage coverModerate to good [9]
Growth habitErect [9]
Light sprout colourPink [9]
MaturityIntermediate to late [9] Early to intermediate [15]
Pollen fertilityHigh [23]
TUBER CHARACTERISTICS
Primary tuber flesh colourLight yellow [9] Yellow [15]
Tuber eye depthShallow to medium [9] Shallow [15]
Tuber shapeOval [9, 15]
Tuber skin colourWhite to yellow [9, 15]
TUBERING CHARACTERISTICS
Dormancy periodLong [9] Long to very long [15]
Hollow heart tendencyLow [9]
Internal rust spotInfrequent to medium [15] Infrequent [9]
Resistance to external damageSusceptible [9] Susceptible to moderate [15]
Resistance to internal bruisingHigh [9, 15]
Secondary growthLow to medium [9] Low [15]
Tuber shape uniformityUniform [9, 15]
Tuber sizeLarge [9] Large to very large [15]
Tubers per plantMedium to many [9] Many [15]
Yield potentialHigh to very high [9] Very high [15, 23]
UTILISATION CHARACTERISTICS
After cooking blackeningTrace to little [9] Trace [15]
Cooking type / 411 Cooked textureMealy (floury type) to fairly firm (multi-purpose type) [9, 15]
Dry matter contentHigh [15, 23]
Starch contentLow [23] Medium [9]
TasteModerate to good [9]
RESISTANCE TO FUNGAL DISEASES
Resistance to dry rot (Fusarium spp.)Medium to high [15]
Resistance to late blight on foliageLow [9] Medium [15]
Resistance to late blight on tubersLow to medium [9] Medium [15]
Wart (Synchytrium endobioticum)Susceptible [9, 15]
RESISTANCE TO BACTERIAL DISEASES
Resistance to common scab (Streptomyces scabies)Medium [9] Medium to high [15]
RESISTANCE TO VIRUS DISEASES
Resistance to potato leaf roll virusMedium to high [9] High [15]
Resistance to potato virus XHigh to very high [15] Very high [9]
Resistance to potato virus Y (strain not specified)Medium to high [9] High [15]
RESISTANCE TO PESTS
Resistance to Globodera rostochiensis race 1High [9] High to very high [15]
Resistance to Globodera rostochiensis race 4High to very high [15]
Resistance to Globodera rostochiensis race 5High to very high [15]
ENVIRONMENTAL STRESS FACTORS
Drought resistanceHigh [9] High to very high [15]
Frost resistanceLow [23]


Source:
[5] Centro Interprovinciale di Sperimentazione Ag, ITALY 2005
[9] Leibniz Institute of Plant Genetics and Crop Plant Research (IPK), GERMANY 2005
[11] INRA, FRANCE 2005
[15] HZPC B.V., NETHERLANDS 2005
[20] Plant Breeding and Acclimatization Institute, POLAND 2005
[23] N.I. Vavilov All-Russian Scientific Research, RUSSIAN FEDERATION 2005















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