The British Potato Variety Database

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Maris Piper

Scottish Seed Stocks  
English Seed Register
Parentage(CPC 1673 x Ulster Knight) x (Arran Cairn x Herald)
BreederPlant Breeding Institute
Breeder's AgentGB Seed Industry

Maincrop maturity with high yields and many tubers per plant. Good resistance to gangrene ans splitting. Suitable for storage. Moderately susceptible to common scab, powdery scab, potato virus Yo, Dry rot Fusarium coeruleum , Fusarium sulphureum and slugs. Tests show this variety is susceptipble to potato cyst nematode Globodera pallida Pa2/3,1 and resistant to Globodera rostochiensis . Medium dry matter with good cooking and frying qualities.
Maris Piper leaf
Maris Piper flower
Maris Piper
 

Tuber characteristics
Smoothness of skin Medium
Shape of tuber Oval
Depth of eyes Very shallow - shallow
Colour of skin Cream
Colour of flesh Cream
  
Botanical description
Maturity Maincrop
Height of plants Tall
Frequency of berries Many
Colour of flower Red violet
Colour of base of lightsprout Pink

Resistance to Damage, Pests and DiseasesLow.......High
Black dot ( Colletotrichum coccodes ) 
.
.
.
4
     
Dry rot ( Fusarium coeruleum ) 
.
.
3
      
Dry rot ( Fusarium sulphureum ) 
.
2
       
Late blight on foliage ( Phytophthora infestans )  
.
.
.
4
     
Late blight on tubers ( Phytophthora infestans ) 
.
.
.
.
5
    
Powdery scab ( Spongospora subterranea ) 
.
.
3
      
Silver scurf ( Helminthosporium solani ) 
.
.
.
4
     
Skin spot ( Polyscytalum pustulans ) 
.
.
.
4
     
Blackleg ( Pectobacterium atrosepticum )  
.
.
.
.
5
    
Common scab ( Streptomyces scabiei ) 
1
        
Potato Cyst Nematode ( Globodera pallida Pa 2/3, 1 ) 
.
2
       
Potato Cyst Nematode ( Globodera rostochiensis Ro1 ) 
.
.
.
.
.
.
.
.
9
Potato Leafroll Virus 
.
.
.
4
     
Potato Virus Yo  
.
2
       
Bruising 
.
.
.
.
.
6
   
Splitting 
.
.
.
.
.
.
7
  

Results of National List and Potato Council Independent Variety Trials