The European Cultivated Potato Database

 
 

Grata

[pedigree] [parents] [similar varieties][descriptive data]
HIGHER TAXON: Solanaceae
GENUS:Solanum L.
Solanum tuberosum L. cv. Grata
Pedigree: Ackersegen x Flava [8,20]
Ackersegen x Flava (tbr) [9]
Breeder: Stader Saatzucht eG [9]
Breeder's rights:
Synonyms:
National list: 1955 [8,9,20]
Source
Character[8][9][11][20][23]
ADMINISTRATION
n/vData source89112023
n/vPlant material maintained as37221
Plant health directive EC77/93, requirements2122 -
Country of origin8787 - 87 -
n/vSample status55555
n/vTest conditions2 - - - -
PLANT CHARACTERISTICS
Maturity65 - - -
Foliage cover - 7 - - -
n/vFlower colour - 1 - - -
Flower frequency - 6 - - -
Berries - 3 - - -
Pollen fertility - - - - 5
n/vLight sprout colour - 1 - - -
TUBER CHARACTERISTICS
n/vTuber skin colour11 - - -
n/vPrimary tuber flesh colour54 - - -
Tuber shape22 - - -
Tuber eye depth55 - - -
Tuber skin texture - 4 - - -
TUBERING CHARACTERISTICS
Yield potential - 5 - - 5
Tubers per plant - 6 - - -
Tuber size - 5 - - -
Tuber shape uniformity - 6 - - -
Secondary growth - 5 - - -
Growth cracking - 6 - - -
Hollow heart tendency - 5 - - -
Internal rust spot55 - - -
Resistance to external damage - 6 - - -
Dormancy period - 5 - - -
UTILISATION CHARACTERISTICS
Cooking type / 411 Cooked texture - 2 - - -
After cooking blackening - 7 - - -
Enzymic browning - 6 - - -
Taste - 7 - - -
Starch content44 - - 3
RESISTANCE TO FUNGAL DISEASES
Resistance to stem canker (Rhizoctonia solani) - 7 - - -
Resistance to powdery scab (Spongospora subterranea)7 - - - -
n/vWart (Synchytrium endobioticum)12 - - -
n/vField immunity to wart races - 1 - - -
n/vSusceptibility to wart races1 - - - -
Resistance to late blight on tubers55 - - 3
Resistance to late blight on foliage55 - - 3
RESISTANCE TO BACTERIAL DISEASES
Resistance to common scab (Streptomyces scabies) - 7 - - -
Resistance to blackleg (Erwinia spp.)77 - - -
RESISTANCE TO VIRUS DISEASES
Resistance to potato virus A99 - - -
Resistance to potato virus M - 5 - - -
Resistance to potato virus X - 3 - - -
Resistance to potato virus Y (strain not specified)22 - - -
Resistance to potato leaf roll virus77 - - -
Resistance to tobacco rattle virus - 6 - - -
RESISTANCE TO PESTS
Resistance to Globodera rostochiensis race 1 - 3 - - -


The following sources maintain more than one accession of the variety Grata:
Source Accession no. Recorded variations
236586none
234923none

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








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