University of Tripoli, Faculty of Agriculture, Plant Protection Department, Honey Bee Lab. Libya
Introduction
The ectoparasite varroa mite,
Varroa destructor (Anderson and Trueman), is considered to be the most serious honey bee pest and the beekeeper cannot recognize it till the injuries appear, it feeds on the hemolymph (blood) of larvae, pupae, and adult bees. These external parasites also spread viruses during feeding, causes further injuries to the bee colony (Rosenkranz et al., 2010).