Agriculture in Idaho potatoes. Idaho is the number one producer of potatoes in the nation and contributes to 32% of the country's production. Idaho has nearly 25,000 farms and ranches spread over 11.8 million acres of land that produces more than 185 different commodities. The state's production ranks in the top ten in the nation in nearly 30 of the commodities it produces. Idaho has three approved wine-grape growing regions, or American Viticulture Areas (AVA), located throughout the state: There are roughly 168 farms in Idaho that produce organic commodities. In 2015, 95,739 acres of cropland and 71,443 acres of pasture/rangeland produced $85,014,000
Blackleg (potatoes) Blackleg (potatoes) Blackleg is a plant disease of potato caused by pectolytic bacteria that can result in stunting, wilting, chlorosis of leaves, necrosis of several tissues, a decline in yield, and at times the death of the potato plant. The term “blackleg” originates from the typical blackening and decay of the lower stem portion, or “leg", of the plant. Blackleg in potatoes is most commonly caused by "Pectobacterium atrosepticum" (older synonym: "Erwinia carotovora subsp. astroseptica"), a gram-negative, nonsporulating, facultative anaerobe that is also associated with soft rot of potatoes. While other bacterial species such as "Pectobacterium carotovorum" and "Dickeya dadantii"