The British Potato Variety Database

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Marfona

Scottish Seed Stocks  
English Seed Register
ParentagePrimura x KO 51-123
BreederKonst Research BV
Breeder's AgentAgrico UK Ltd
Plant Breeders Rights (expire)2013

Second early table potato, tending to produce large baker fraction. Very popular early baker for numerous supermarket outlets. Tests show resistance to Dry rot Fusarium sulphureum and splitting. Susceptible to potato cyst nematode Globodera rostochiensis Ro1 and Globodera pallida Pa2/3,1.
Marfona leaf
Marfona
Marfona flower
Marfona flower

Tuber characteristics
Smoothness of skin Medium
Shape of tuber Short - oval
Depth of eyes Shallow - medium
Colour of skin Cream
Colour of flesh Light yellow
  
Botanical description
Maturity Second Early
Height of plants Medium
Frequency of berries Absent
Colour of flower White
Colour of base of lightsprout Pink

Resistance to Damage, Pests and DiseasesLow.......High
Black dot ( Colletotrichum coccodes ) 
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5
    
Dry rot ( Fusarium coeruleum ) 
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.
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4
     
Dry rot ( Fusarium sulphureum ) 
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7
  
Late blight on foliage ( Phytophthora infestans )  
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4
     
Late blight on tubers ( Phytophthora infestans ) 
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4
     
Powdery scab ( Spongospora subterranea ) 
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5
    
Silver scurf ( Helminthosporium solani ) 
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.
4
     
Skin spot ( Polyscytalum pustulans ) 
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.
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5
    
Blackleg ( Pectobacterium atrosepticum )  
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5
    
Common scab ( Streptomyces scabiei ) 
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.
.
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5
    
Potato Cyst Nematode ( Globodera pallida Pa 2/3, 1 ) 
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2
       
Potato Cyst Nematode ( Globodera rostochiensis Ro1 ) 
.
2
       
Potato Leafroll Virus 
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.
.
4
     
Potato Virus Yo  
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.
.
4
     
Bruising 
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.
.
5
    
Splitting 
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.
.
7
  

Results of National List and Potato Council Independent Variety Trials