European Research on Varroatosis Control [Hardcover]

This book contains scientific papers covering the current situation of Varroatosis in Europe, the biology and behaviour of Varroa-mite, the parasite-host relationship, the secondary infection micro-organisms transferred from the Varroa in the hive, and diagnostic and therapeutic control methods.1. Introduction 2. Opening address  Research activities on Varroatosis promoted by the Commission of the European Communities 3. Welcome address on behalf of the German beekeepers association (DIB) Session 1. Current situation of Varroatosis in European countries 4. Round table on Varroatosis in Europe 5. Summary of the present status of Varroatosis in Europe 6. The spread, tracing and control of Varroa jacobsoni in Belgium 7. The beekeeper and Varroa-disease 8. Current status of Varroa-disease in Greece 9. Varroatosis - The Irish situation 10. Current situation of Varroatosis in Italy 11. Present situation of Varroa jacobsoni Oud. in Italy 12. The situation of Varroa jacobsoni in Spain Session 2. Biology of Varroa jacobsoni Oud 13. Implied sensory signals in the honeybee-Varroa relationships 14. The lipids of worker and drone larvae of honeybees (Apis mellifera L.) 15. Reproduction of standard Varroa mites in relation to their preceding stay in adult bees of different age and function 16. Reproduction of Varroa mites during successive brood cycles of the honeybee 17. Individual differences in Varroa jacobsoni of preference for drone larvae to worker bee larvae 18. The distribution of Varroa jacobsoni on honeybee brood combs and within brood cells as a consequence of fluctuation infestation rates 19. Invasion of honeybee brood cells by Varroa jacobsoni in relation to the age of the larvae 20. Natural transfer of Varroa jacobsoni among honeybee colonies in autumn 21. Searching for an accurate method to evaluate the degree of Varroa infestation in honeybee colonies Session 3. Microbes and laboratory techniques 22. The incidence of acute paralysis virus in adult honeybee anlC~