Dr McIntosh

Higher Taxon Solanaceae
Genus Solanum L.
Species Solanum tuberosum L. cv. Dr McIntosh
Breeder Agent
Synonyms McIntosh
administration
Data sourceARCHE NOAH
CPVPA
DEPT
DEU416
GBR165
IRL001
POL IPR BON
VRI RUSSIA
Plant material maintained asTuber
In-vitro
Tuber and in-vitro
Plant health directive EC77/93, requirementsFully tested
Part tested
Untested
Country of originUNITED KINGDOM
Sample statusAdvanced cultivar
Test conditionsOrganic
Non organic
plant characteristics
MaturityIntermediate
Growth habitSemi erect
Foliage coverModerate
Moderate to good
Flower colourWhite
Flower frequencyFrequent
BerriesFrequent
Very frequent
Pollen fertilityLow
Light sprout colourPink
tuber characteristics
Tuber skin colourWhite to yellow
Tuber eye colourYellow
Primary tuber flesh colourWhite
Cream
Light yellow
Tuber shapeOval
Long to oval
Tuber eye depthShallow
Very shallow to shallow
Tuber skin textureSmooth to intermediate
Smooth
tubering characteristics
Yield potentialMedium
High
Tuber sizeSmall to medium
Medium
Tuber shape uniformityMedium to uniform
Uniform
Dormancy periodMedium to long
utilisation characteristics
Cooking type / 411 Cooked textureFairly firm (multi-purpose type) to firm (salad type)
Mealy (floury type) to fairly firm (multi-purpose type)
After cooking blackeningSome
None to trace
TasteModerate to good
Good
Crisp suitabilityPoor
French fry suitabilityPoor
Dry matter contentLow to medium
High
Starch contentLow
Medium
resistance to fungal diseases
Resistance to late blight on tubersLow
Medium
Resistance to late blight on foliageLow
Medium
Resistance to late blight on tubers (Laboratory test)Low
Resistance to late blight on foliage (Laboratory test)Low
Resistance to dry rot (Fusarium coeruleum)Low
Wart (Synchytrium endobioticum)Field immune
Field immunity to wart racesRace 1
Resistance to gangrene (Phoma foveata)Low
Resistance to dry rot (Fusarium spp.)Low
resistance to bacterial diseases
Resistance to common scab (Streptomyces scabies)Very low to low
resistance to virus diseases
Resistance to potato virus AHigh
Very high
Resistance to potato virus XVery low to low
Low
Resistance to potato virus Y (strain not specified)Very low to low
Low
Resistance to potato leaf roll virusVery low
Low to medium
resistance to pests
Resistance to Globodera rostochiensis race 1Low
High
Variety information last modified on 24th of February, 2011