Acarology IX: Proceedings

abundance Acari Acarina Acarology activity adult Appl areas associated bees Biology cells changes collected colonies compared concentration density described determined diapause distribution effect eggs Entomol et al examined experiments families fauna feeding females field four genus glands habitats honey host important increase indicate individuals infested Italy laboratory larvae leaf leaves LITERATURE CITED males MATERIALS AND METHODS mating mean method mites mortality natural nymphs observed occur organ oribatid parasite period pest phytoseiid placed plants population predators present production Ragusa range ratio recorded region relative reported reproductive Research resistance respectively response RESULTS AND DISCUSSION samples season selected setae significant similar soil species specimens spider mite stages strain structure SUMMARY Table temperature tested Tetranychus ticks tion treatment trees University urticae VERACRUZ Zool