A professor at the University of Minnesota has made a discovery that could help improve the health of honeybee colonies and give a boost to agriculture.

Declan Schroeder says his research stems back nearly 20 years to when beekeepers started observing colony losses that could not be connected to usual threats like varroa mites, climate change, and the increased use of pesticides.

More recently, he tells Brownfield researchers identified more than 20 viruses commonly associated with honeybees.

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