Definition of potato blight in English:

potato blight

Line breaks: po¦tato blight

noun

[mass noun]
  • A destructive fungal disease of potatoes resulting in dry brown rot of the tubers.
    • Early blight is caused by Alternaria solani (subdivision Deuteromycotina), and late blight is caused by Phytophthora infestans (subdivision Mastigomycotina)
    More example sentences
    • The trials will investigate the suitability of different potato varieties and the influence of soil fertility on potato blight.
    • There have been warnings of late of potato blight and people with sowings of potatoes would be well advised to spray.
    • But that changed 150 years ago, when Ireland's potato blight and Britain's refusal to bail out the Irish sent millions to the emigrant ships.

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