Phytoplasmas are known causal agents of hundreds of diseases in various plants. They are microscopic plant pathogens, which live in the vascular system of plants and are spread by sap-feeding insects, including leafhoppers and planthoppers. There are several diseases of grapevine caused by phytoplasmas: Flavescence dorée Bois noir (black wood, vergilbungskrankheit) Grapevine yellows. All Vitis vinifera varieties Read more The post Phytoplasmas Infest Vineyards from Europe to America appeared fir