Mentor

Higher Taxon Solanaceae
Genus Solanum L.
Species Solanum tuberosum L. cv. Mentor
Breeder 47
Breeder Agent
administration
Data sourceDEPT
DEU001
DEU416
FRA179
IRL001
NIVAA
POL IPR BON
Plant material maintained asTuber
In-vitro
Tuber and in-vitro
Plant health directive EC77/93, requirementsFully tested
Part tested
Untested
Country of originNETHERLANDS
Sample statusAdvanced cultivar
Test conditionsNon organic
plant characteristics
MaturityIntermediate to late
Intermediate
Growth habitSpreading to semi erect
Foliage coverModerate to good
Good
Flower colourWhite
Flower frequencyOccasional to frequent
BerriesNo berries
Very rare
Light sprout colourPink
tuber characteristics
Tuber skin colourWhite to yellow
Tuber eye colourYellow
Primary tuber flesh colourWhite
Tuber shapeRound
Oval to round
Oval
Tuber eye depthMedium to deep
Tuber skin textureIntermediate to rough
Smooth
tubering characteristics
Yield potentialHigh
High to very high
Tubers per plantMany
Tuber sizeLarge
Tuber shape uniformityMedium
Medium to uniform
Secondary growthLow to medium
Internal rust spotInfrequent to medium
Infrequent
Resistance to external damageResistant
Resistance to internal bruisingHigh
High to very high
Dormancy periodMedium to long
utilisation characteristics
Cooking type / 411 Cooked textureMealy (floury type)
Very mealy (floury type) to mealy (floury type)
After cooking blackeningTrace to little
Trace
Enzymic browningTrace
TastePoor to moderate
Dry matter contentMedium to high
Starch contentMedium to high
High
Tuber glycoalkaloidLow
resistance to fungal diseases
Resistance to late blight on tubersHigh
Resistance to late blight on foliageLow
Medium
Resistance to late blight on tubers (Artificial inoculum in the field)High to very high
Resistance to late blight on foliage (Artificial inoculum in the field)Low to medium
Resistance to stem canker (Rhizoctonia solani)High
Resistance to powdery scab (Spongospora subterranea)High
Wart (Synchytrium endobioticum)Susceptible
Field immune
Field immunity to wart racesRace 1
Susceptibility to wart racesRace 1
resistance to bacterial diseases
Resistance to common scab (Streptomyces scabies)Medium to high
High
Resistance to blackleg (Erwinia spp.)High
resistance to virus diseases
Resistance to potato virus AMedium
Medium to high
High
Resistance to potato virus MMedium to high
Resistance to potato virus XLow
Medium
Resistance to potato virus Y (strain not specified)Very low to low
High
Resistance to potato virus YNMedium to high
Resistance to potato leaf roll virusMedium
Medium to high
resistance to pests
Resistance to Globodera rostochiensis race 1Low
environmental stress factors
Drought resistanceMedium to high
Variety information last modified on 24th of July, 2005