Isla Browning browning at sasa.gov.uk
Tue Apr 30 11:11:38 EST 1996

Potato virus experts!

We have not yet encountered PVYNTN in Scotland as yet but I would 
be most grateful to find out about symptom expression in the haulm of 
infected cultivars. Is there variability depending on cultivar? Can the 
symptom be expressed as a mild mosaic?

Isla Browning
Diagnostics and Molecular Biology Section 

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