Eyeman
Queen Bee
Came across this article which which showed a 50% drop in nosema numbers & increased winter survival after a couple of autumn OA dribbles. May not work with OA vap?
Effect of oxalic acid on Nosema ceranae infection.
Nanetti A, et al. Res Vet Sci. 2015.[/QUOTE- abstract only.
Those using a winter OA dribble may have an advantage over those using OA vap in getting nosema numbers down?