Sampling honey bee colonies for Varroa destructor is an extremely important tool for gaining control of Varroa mites.
Why SAMPLE in a standard way?
The following documents provide easy instructions and an explanation of a standardized sampling routine large and small scale beekeepers can implement. A general mite density can be determined at the apiary level or hive level for use in treatment decisions or research.
The above resources come from the University of Minnesota bee lab.