title: Alien Pests Can Spread Quickly: Wooly Ash Aphid Prociphilus fraxinifolii (Hemiptera: Eriosomatidae) Has Occupied Europe in 18 Years
abstract: Prociphilus fraxinifolii (woolly ash aphid) is a pest of ash trees (Fraxinus spp.). This species, which is native to North America, was first recorded in Europe in 2003, in Budapest, and then began to spread quickly. In 2019–2021, we first detected P. fraxinifolii in Belarus (Brest) and eight regions of European Russia, namely Astrakhan, Nizhny Novgorod, Samara, Saratov, Smolensk, Tambov, Volgograd and Voronezh regions. By 2021, P. fraxinifolii has spread over a vast territory in Europe: from Sp
journal: Forests