The European Cultivated Potato Database

 
 

Alwara

[pedigree] [parents] [similar varieties][tabulated data]
HIGHER TAXON: Solanaceae
GENUS:Solanum L.
Solanum tuberosum L. cv. Alwara
Pedigree: Cordia x 228 64 (=290 76) x Urgenta x Depesche (=Desiree) [6,9,13,15,20]
Breeder: Wolf Lange [9]
Wolf Lange, Saatzucht, Bad Schwartau [13]
Breeder's rights: No [13]
Synonyms:
National list: 1985 [2,9,20]
ADMINISTRATION
Country of originGERMANY [2, 6, 9, 13, 20] NETHERLANDS [15]
Data sourceARCHE NOAH [2] CZEHBROD [6] DEU416 [9] GBR165 [13] HZPC [15] POL IPR BON [20]
Plant health directive EC77/93, requirementsFully tested [13, 15] Part tested [9, 20] Infected [6] Untested [2]
Plant material maintained asTuber [9, 15] In-vitro [6, 20] Tuber and in-vitro [13] No longer maintained [2]
Sample statusTraditional cultivar/landrace [6] Advanced cultivar [2, 9, 13, 15, 20]
Test conditionsOrganic [2, 6] Non organic [13, 15]
PLANT CHARACTERISTICS
Flower frequencyOccasional [9, 13]
Foliage coverModerate to good [9] Good [15]
Growth habitSpreading [13]
Light sprout colourPink [2, 13]
MaturityIntermediate [9, 13] Early [15]
TUBER CHARACTERISTICS
Primary tuber flesh colourYellow [9, 15]
Tuber eye colourRed [2]
Tuber eye depthDeep to very deep [13] Shallow [9] Very shallow to shallow [15]
Tuber shapeOval [15] Oval to long [13] Long to oval [9]
Tuber skin colourRed [2, 9, 13, 15]
Tuber skin textureVery smooth [9]
TUBERING CHARACTERISTICS
Dormancy periodLong [15] Very long [9, 13]
Growth crackingLow [9]
Hollow heart tendencyLow [9]
Internal rust spotMedium [9]
Resistance to external damageResistant [9] Resistant to very resistant [13]
Resistance to internal bruisingLow [15] Medium to high [13]
Secondary growthLow to medium [9] Low [15]
Storage abilityGood to very good [15]
Tuber shape uniformityMedium to uniform [9] Uniform [15] Uniform to very uniform [13]
Tuber sizeMedium to large [9] Large to very large [13]
Tubers per plantMedium [9] Many [13]
Yield potentialMedium [9, 15]
UTILISATION CHARACTERISTICS
After cooking blackeningSome [2] Trace to little [9] Trace [13]
Cooking type / 411 Cooked textureFirm (salad type) [2] Fairly firm (multi-purpose type) [9, 13] Fairly firm (multi-purpose type) to firm (salad type) [15]
Crisp suitabilityPoor [13] Good to very good [15]
Dry matter contentHigh [13, 15]
Enzymic browningLittle [9]
French fry suitabilityPoor [13] Moderate to good [15]
Frying colourPale [15]
Starch contentMedium [9]
TasteModerate to good [9, 13] Good [2]
RESISTANCE TO FUNGAL DISEASES
Field immunity to wart racesRace 1 [9]
Resistance to dry rot (Fusarium spp.)Medium to high [15]
Resistance to early blight (Alternaria solani)Low [9]
Resistance to gangrene (Phoma foveata)Medium to high [15]
Resistance to late blight on foliageLow to medium [9] Medium [15]
Resistance to late blight on foliage(Laboratory test)Low to medium [13]
Resistance to late blight on tubersLow to medium [9] High to very high [15]
Resistance to late blight on tubers(Laboratory test)Medium [13]
Resistance to stem canker (Rhizoctonia solani)Medium to high [9]
Wart (Synchytrium endobioticum)Susceptible [15] Field immune [9]
RESISTANCE TO BACTERIAL DISEASES
Resistance to blackleg (Erwinia spp.)High [9]
Resistance to common scab (Streptomyces scabies)Medium [9, 13, 15]
RESISTANCE TO VIRUS DISEASES
Resistance to potato leaf roll virusVery low to low [9] Low to medium [13] Medium to high [15]
Resistance to potato virus AVery high [9, 13, 15]
Resistance to potato virus Y (strain not specified)High to very high [15] Very high [9, 13]
Resistance to tobacco rattle virusHigh [13]
RESISTANCE TO PESTS
Resistance to Globodera pallida race 2Very low to low [15]
Resistance to Globodera rostochiensis race 1Moderate to high [15] High [2, 9, 13]
Resistance to Globodera rostochiensis race 5High to very high [15]
ENVIRONMENTAL STRESS FACTORS
Drought resistanceMedium to high [15] High [13]


Source:
[2] Arche Noah, AUSTRIA 2009
[6] Potato Research Institute, CZECH REPUBLIC 2005
[9] Leibniz Institute of Plant Genetics and Crop Plant Research (IPK), GERMANY 2005
[15] HZPC B.V., NETHERLANDS 2005
[20] Plant Breeding and Acclimatization Institute, POLAND 2005
[13] SASA, UNITED KINGDOM 2005















.