Ukama

Higher Taxon Solanaceae
Genus Solanum L.
Species Solanum tuberosum L. cv. Ukama
Breeder Agent
administration
Data sourceCZEHBROD
DEU416
FRA179
GBR165
IRL001
NEIKER
NIVAA
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 originNETHERLANDS
Sample statusAdvanced cultivar
Test conditionsNon organic
plant characteristics
MaturityEarly
Very early to early
Growth habitSemi erect to erect
Foliage coverModerate
Good
Flower colourRed violet
Flower frequencyRare
Rare to occasional
BerriesNo berries
Very rare
Light sprout colourPink
tuber characteristics
Tuber skin colourWhite to yellow
Tuber eye colourYellow
Primary tuber flesh colourLight yellow
Yellow
Tuber shapeOval to long
Tuber eye depthShallow
Very shallow to shallow
Tuber skin textureIntermediate
Smooth to intermediate
tubering characteristics
Yield potentialMedium
Medium to high
High
High to very high
Tubers per plantMedium to many
Many to very many
Tuber sizeLarge
Large to very large
Tuber shape uniformityUniform
Secondary growthLow to medium
Low
Growth crackingLow
Hollow heart tendencyLow
Internal rust spotInfrequent to medium
Infrequent
Resistance to external damageModerate to resistant
Resistant
Resistance to internal bruisingHigh
High to very high
Dormancy periodShort to medium
Medium
utilisation characteristics
Cooking type / 411 Cooked textureFairly firm (multi-purpose type)
Mealy (floury type) to fairly firm (multi-purpose type)
After cooking blackeningTrace to little
Trace
None to trace
Enzymic browningLittle
TasteModerate to good
Crisp suitabilityPoor
Moderate
Good
French fry suitabilityGood
Dry matter contentLow to medium
Medium
Medium to high
Starch contentLow to medium
Medium
resistance to fungal diseases
Resistance to late blight on tubersMedium
Medium to high
Resistance to late blight on foliageLow
Medium
Resistance to late blight on tubers (Laboratory test)Low
Resistance to late blight on tubers (Artificial inoculum in the field)High
Resistance to late blight on foliage (Artificial inoculum in the field)Very low to low
Resistance to late blight on foliage (Laboratory test)Low
Resistance to dry rot (Fusarium coeruleum)Medium
Resistance to stem canker (Rhizoctonia solani)Very low
Medium
Resistance to powdery scab (Spongospora subterranea)Low
Wart (Synchytrium endobioticum)Field immune
Field immunity to wart racesRace 1
Resistance to gangrene (Phoma foveata)Low to medium
Resistance to dry rot (Fusarium spp.)Medium
resistance to bacterial diseases
Resistance to common scab (Streptomyces scabies)Low
Medium
Medium to high
Resistance to blackleg (Erwinia spp.)High
Resistance to bacterial soft rot (Erwinia spp.)High to very high
resistance to virus diseases
Resistance to potato virus AHigh
High to very high
Very high
Resistance to potato virus BMedium to high
Resistance to potato virus CHigh
Resistance to potato virus MLow to medium
Resistance to potato virus XHigh
Very high
Resistance to potato virus Y (strain not specified)High
Resistance to potato virus YNHigh
Resistance to potato leaf roll virusMedium
Medium to high
Resistance to tobacco rattle virusHigh
High to very high
resistance to pests
Resistance to Globodera rostochiensis race 1High
Very high
Resistance to Globodera pallida race 1Low
Resistance to Globodera pallida race 2Low
environmental stress factors
Drought resistanceHigh
Variety information last modified on 23rd of February, 2011