Oxalic acid treatment by sublimation using the VARROX® vaporizer

Oxalic acid is used for the treatment and control of the Varroa destructor parasite in honey bees. In this video, we explain and describe the sublimation method using the Varrox® vaporizer.
00:00 - Introduction
01:18 - End August screening results
02:43 - General information
03:59 - Necessary equipment
05:28 - 9 easy steps
08:45 - Conclusion
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REFERENCES
Andermatt Canada (2019) « Varrox® Evaporator, The Original Oxalic Acid Dihydrate Evaporator » Consulté le 26 août 2023 www.andermattcanada.com/_file...
Al Toufailia, H, Scandian, L., Ratnieks. F.L.W. (2015) « Towards integrated control of varroa: 2)comparing application methods and doses of oxalic acid on the mortality of phoretic Varroa destructor mites and their honey bee hosts », Journal of Apicultural Research, 54(2), 108-120.
Berry, J.A., Bartlett, L.J., Bruckner, S., Baker, C., Braman, S.K., Delaplane K.S., Williams, G.R. (2021) « Assessing Repeated Oxalic Acid Vaporization in Honey Bee (Hymenoptera: Apidae) Colonies for Control of the Ectoparasitic Mite Varroa destructor », Journal of Insect Science, 22(1):15, 1-6.
Jack, C.J., Van Santen, E., Ellis, J.D. (2020) « Evaluating the Efficacy of Oxalic Acid Vaporization and Brood Interruption in Controlling the Honey Bee Pest Varroa destructor (Acari: Varroidae) », Journal of Economic Entomology,113(2), 582-588.
Maggi, M.D., Damiani, N., Riffinengo, S.R., Brasesco, M.C., Szawarski, N., Mitton, G., Mariani, F., Sammataro, D., Quintana, S., Eguaras, M.J., (2017) « The susceptibility of Varroa destructor against oxalic acid: a study case », Bulletin of Insectology 70(1), 39-44.
#beekeeping #varroa #honeybee

[@LukaMatic-mo8ck]

Are some bees dying?

[@ArtisansDeLaRuche]

Hi,
No with this method we do not really see bees dying. It doesn't seem to disturb bees like formic acid for example.