title: Metcalfa pruinosa Say, 1830 as a new parasite of hop plants in Ukraine
abstract: Metcalfa pruinosa (Say, 1830) is an invasive, gregarious sap-sucking insect that spreads rapidly through Ukraine and now detects in Kyiv city, the Autonomous Republic of Crimea, Donetsk, Dnipropetrovsk, Zakarpattia, Odesa, Kharkiv, and Kyiv regions. Additionally, this sap-sucking insect parasitizes more than 300 species of plants, including the common hop (Humulus lupulus L.). H. lupulus is a valuable industrial crop grown in many countries, including Ukraine. In Ukraine, this industrial crop is
journal: Balanced nature using