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G01-1430 Using The Sugar Roll Technique To Detect Varroa Mites In Honey Bee Colonies, Marion D. Ellis, Paul A. Macedo

University of Nebraska-Lincoln Extension: Historical Materials

This NebGuide describes a rapid and efficient technique for detecting and assessing varroa mite infestations. It uses powdered sugar to dislodge mites from bees.

The varroa mite was first discovered in the United States in 1987. Globally, it is the most important pest of honey bees and it has caused extensive losses in feral and managed colonies. Once introduced, varroa mites have never been eradicated from any country or region, and beekeepers must adopt an integrated pest management strategy to protect their colonies. Early detection and assessment of infestation levels are important components of a varroa management plan. Since varroa …