a devastating disease of potatoes produced by the oomycete Phytophthora infestans which was the cause of the Irish potato famine of the mid-19th century
Examples of 'potato blight' in a sentence
potato blight
A wet autumn or the old scourge of potato blight can wipe out the lot.
Times, Sunday Times (2017)
Potato blight only spreads from one plant to another in great humidity, and the plants must be wet for the spores to infect leaves.
Times, Sunday Times (2007)
Potato blight has continued to adapt and remains responsible for losses of about 4 billion a year.
Times, Sunday Times (2009)
The downside was potato blight, a versatile foe that spawns millions of new genetic mixtures each season.