EN
The study was carried out for 3 years (2008–2010) in two orchards with integrated fruit production situated near Poznań. The first one was the orchard of Agricultural Corporation in Głuchowo and the second was the orchard in Gorzyczki. Three study areas were chosen from the orchard and surrounding environment: field crops, tree-lined road and shrubs. The research was carried out with the aid of of yellow Moericke traps. During the study 3605 specimens of the Episyrphus balteatus (Deg.) were caught. The highest abundance of E. balteatus was recorded in the orchard surrounded by shrubs and a road with sides rich in flowering plants.