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Drone congregation area - Wikipedia

Drone congregation areas are typically about 100 metres (300 ft) in diameter and 15–30 metres (50–100 ft) above ground. They have the shape of an upward-pointing cone, with the drone density being lower towards the top. The boundaries are sharply defined: drones will not mate with queens even ...

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No evidence to support the use of glycerol–oxalic acid mixtures delivered via paper towel for controlling Varroa destructor (Mesostigmata: Varroidae) mites in the Southeast United States | Journal of Insect Science | Oxford Academic

A significant amount of researcher and practitioner effort has focused on developing new chemical controls for the parasitic Varroa destructor mite in beekeeping. One outcome of that has been the development and testing of “glycerol–oxalic acid” mixtures to place in colonies for extended periods of …

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