In one of the largest genetic studies of its kind, they have traced the origins of the potato blight to the Andes. The ...

Researchers nailed down the Andes Mountains in South America as the birthplace of Phytophthora infestans, otherwise known as potato blight or late blight. Previously, the debate on the origins of P.

North Carolina State University researchers firmly point the finger at the South American Andes Mountains as the place where the Irish potato famine pathogen, Phtytophthora infestans, originated.