What’s a Powdered Sugar Roll/Shake anyway? If you are a bit nervous to try the alcohol wash or shake- try this to assess mite levels in your colonies
http://nybeewellness.com/uploads/CMBC_Sugar_Shake-1.pdf
or
http://www.beelab.umn.edu/prod/groups/cfans/@pub/@cfans/@bees/documents/asset/cfans_asset_317466.pdf
There’s a video version too
http://nybeewellness.com/Teaching_Methods-_CLUBS.html
Diagnosing Varroa