The Silent Spread of Potato Blight in America Before the Irish Potato Famine
New research maps the spread of potato blight in the USA between 1843 and 1845, uncovering the disease’s early impact and the mid-19th century’s responses to it, including theories of its cause and proposed treatments. Credit: SciTechDaily.comEarly mapping of potato blight in the USA offers insights into the disease’s initial spread and contemporary theories on its causes and remedies before reaching Europe.The first accurate maps of outbreaks of potato blight — a disease caused by the fungus-like pathogen Phytophthora…