Central Science Laboratory, Harpenden Archive, British Crown, United Kingdom
Potato wart
Synchytrium endobioticum

Potato wart (Synchytrium endobioticum) is a fungal pathogen of potatoes. It is a native of South America.

Eradicated within the United States in the 1950's, 1960's and 1990's, this disease can quickly render a whole field unmarketable.

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