Standard methods for estimating strength parameters of Apis mellifera colonies.

Keith S Delaplane1*, Jozef van der Steen2, and Ernesto Guzman3.

1Department of Entomology, University of Georgia, Athens, GA 30602, USA.
2Postbus 16, 6700 AA Wageningen University and Research Centre, Wageningen, The Netherlands.
3School of Environmental Sciences, University of Guelph, Guelph, Ontario, N1G 2W1

Received 30 April 2012, accepted subject to revision 17 July 2012, accepted for publication 22 October 2012.

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