Table 1

Chronology of interventions in all colonies (FB = Forager Bees; HB = House Bees; ALL = All groups)
INTERVENTIONS IN THE COLONIES Sep 07 Oct 07 Nov 07 Jan 08 Feb 08 Apr 08 May 08 Jun 08 Jul 08 Aug 08 Sept 08 Oct 08 Nov 08 Dec 08
Fumagillin application 1 T 2 T 4 T 4 T 2 T 4 T 4 T
Syrup application CS CS CS CS
FB collection and PCR analysis of composite samples ALL ALL ALL ALL ALL ALL ALL ALL ALL ALL
FB collection and PCR analysis of individual bee samples ALL ALL ALL ALL
HB collection and PCR analysis of composite samples ALL ALL ALL ALL
HB collection and PCR analysis of individual bee samples ALL ALL ALL ALL
Data collection of adult bee population and brood rearing ALL ALL ALL ALL ALL ALL ALL ALL ALL ALL ALL ALL
Data collection of honey production ALL

The experimental groups of colonies were established as follows: group 1 T (treatment in autumn 2007), group 2 T (treatment in autumn 2007 and spring 2008), group 4 T (treatment in autumn 2007, winter, spring and summer 2008), group CS (sugar syrup in autumn 2007, winter, spring and summer 2008) and group C (unmanaged colonies).

Botías et al.

Botías et al. Veterinary Research 2013 44:25   doi:10.1186/1297-9716-44-25

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