varoa

This is a new nuc delivered in mid may. Richmond, Va area. First test I have done with the hive, and there were no mites at all in the liquid. Lots of shaking, as I could see what I thought were flakes of wax floating around, but zero mites This makes me happy, but should I be worried that I...

Im planing treatment this year along with oxalic acid. What I sholud use?