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Prevent resistance to miticides: rotate your treatments

Last week I reminded readers that an oxalic acid dribble was a viable alternative to vaporization. I also said that, personally, I was unwilling to purchase and store all the paraphernalia that is required, such as the vaporizer, 12-volt battery, and respirator. After all, I keep a small apiary that never exceeds 15 hives. For […] Read more

How to apply an oxalic acid dribble

Oxalic acid as a Varroa treatment first caught my attention two years ago when beekeeper Mark Luterra showed me a photo of his bottom tray after treatment. What an incredible display of dead bodies! I was intrigued. Later, I followed up with some research, mainly from Randy at ScientificBeekeeping.com. From him I devised a treatment plan […] Read more