Массовое размножение мошек (Diptera, Simuliidae) на северо-востоке Украины

Abstract

This report contains information about antropogenic dinamic оf bloodsuctorial Diptera-midges fauna in Kharkov's region of Ukraine(by the middle stream of' Severski Donets river and it’s triburarys). 14 Kinds of midges from 6 genuses of Simuliidaé family were exposed there. In 1987-1989 years а great flash of number of midges was observed there and it resal':eq the mass loss of younger cattle and acute inflammatory reaction and hara commen fever condition of people. Such а great number of midges was not observed in this region from the beginning of 20-th century and it may be а result of antropogenic changes of natural envirenment. In 1990 - 1992 years the namber of midges much more reduced, but it still exceeds the usual level.