Einar Etzold

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s / Association of Institutes for Bee Research Seminar 589 À la recherche de la chaleur – la chaleur comme stimulant des activités trophallactiques chez l’Abeille domestique. 8. Old nurses promote fertility – news on caste determination in the honey bee. J. Wegener, M.W. Lornez, B. Lichtenberg-Kraag* Alte Ammen machen fruchtbar – neues zur(More)
s / Association of Institutes of Bee Research Seminar 653 Nosema ceranae sur les abeilles. 19. Brood behavior of bee colonies during fall and Nosema infections. D. de Craigher, G. Liebig* Brutverhalten von Bienenvölkern im Herbst und Nosemabefall bei Einund Auswinterung. Comportement du couvain dans les colonies d’abeilles infectées par Nosema en automne.(More)
s / Association of Institutes for Bee Research Seminar 483 8. Effects of colony splitting on population development and health status of honey bee colonies. I. Illies, R. Siede, R. Büchler Effekte der Jungvolkbildung auf die Entwicklung und Krankheitsbelastung von Bienenvölkern. Effets de la division des colonies sur le développement et l’état sanitaire des(More)
Acknowledgements My supervisor, Prof. Kaspar Bienefeld, has provided the subject for this thesis, and has helped me all along with advice and encouragements. The beekeepers of the Institute for Bee Research have not only advised me on many apicul-tural topics, but even surrendered some of their precious bees (although hesitantly). have allowed me to work in(More)
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