The European Cultivated Potato Database

 
 

Ewerest

[pedigree] [parents] [similar varieties][tabulated data]
HIGHER TAXON: Solanaceae
GENUS:Solanum L.
Solanum tuberosum L. cv. Ewerest
Pedigree: Erika x Merkur [9,20]
Breeder: Kartoffelzucht Böhm [9]
Zamarte [20]
Breeder's rights:
Synonyms:
National list: 1955 [9,20]
ADMINISTRATION
Country of originPOLAND [9, 20]
Data sourceDEU416 [9] POL IPR BON [20] VRI RUSSIA [23]
Plant health directive EC77/93, requirementsFully tested [9] Part tested [20]
Plant material maintained asTuber [23] In-vitro [9, 20]
Sample statusAdvanced cultivar [9, 20, 23]
PLANT CHARACTERISTICS
BerriesRare [9] Occasional [20]
Flower colourRed violet [9, 20]
Flower frequencyOccasional [9, 20]
Foliage coverModerate to good [9]
MaturityVery late [20] Late to very late [9]
TUBER CHARACTERISTICS
Primary tuber flesh colourCream [9] Light yellow [20]
Tuber eye depthMedium [9] Shallow to medium [20]
Tuber shapeOval to round [9, 20]
Tuber skin colourWhite to yellow [9, 20]
TUBERING CHARACTERISTICS
Dormancy periodMedium [20]
Resistance to external damageModerate [20]
Secondary growthLow [20]
Tuber shape uniformityMedium to uniform [9]
Tuber sizeMedium to large [20] Large [9]
Yield potentialLow [23] High to very high [9]
UTILISATION CHARACTERISTICS
After cooking blackeningTrace to little [20]
Dry matter contentMedium [23]
Frying colourDark [20]
Starch contentMedium to high [9] High [20]
TasteModerate [9] Moderate to good [20]
RESISTANCE TO FUNGAL DISEASES
Field immunity to wart racesRace 1 [9]
Resistance to dry rot (Fusarium spp.)Low [20]
Resistance to early blight (Alternaria solani)High [9]
Resistance to gangrene (Phoma foveata)Medium [20]
Resistance to late blight on foliageHigh [9]
Resistance to late blight on tubersLow [20] 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.)Low [20]
Resistance to common scab (Streptomyces scabies)High [9, 20]
RESISTANCE TO VIRUS DISEASES
Resistance to potato leaf roll virusHigh [9]
Resistance to potato virus MVery high [9]
Resistance to potato virus Y (strain not specified)High [9]
RESISTANCE TO PESTS
Resistance to Globodera rostochiensis race 1Low [9]


The following sources maintain more than one accession of the variety Ewerest:
Source Accession no. Recorded variations
236590none
233782none

Source:
[9] Leibniz Institute of Plant Genetics and Crop Plant Research (IPK), GERMANY 2005
[20] Plant Breeding and Acclimatization Institute, POLAND 2011
[23] N.I. Vavilov All-Russian Scientific Research, RUSSIAN FEDERATION 2005















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