IMPACT OF ACARICIDES ON VARROA DESTRUCTOR INFESTATION IN HONEY BEE COLONIES (Apis mellifera L.) AND THEIR HISTOLOGICAL EFFECTS ON HYPOPHARYNGEAL GLANDS. - SALEM, Rasha A.; EL-SAYIED, Hashish M.; AMRO, Abdulraouf M.; ALLA, Asmaa E. Abd (Uludag Bee Journal, 2024)