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Mite Monitoring Methods

How to perform an alcohol wash

If you prep correctly, it only takes a few minutes to determine the varroa infestation rate of a hive.  Here I show how to do it in under 4 minutes. View a video that my assistant Brooke Molina shot the other day with her cell phone:

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A Test of Using CO2 for Bee-Friendly Mite Monitoring

First published in: American Bee Journal, April 2017

A Test of Using CO2 for Bee-Friendly Mite Monitoring First Published in ABJ April 2017 Randy Oliver ScientificBeekeeping.com Beekeepers who monitor the varroa level in their hives tend to be more successful at keeping their colonies alive and healthy.  But no one likes having to sacrifice bees to take mite counts.  So when I heard […]

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An Improved, But Not Yet Perfect, Varroa Mite Washer

First published in: American Bee Association Oct 2013

An Improved, but Not Yet Perfect, Varroa Mite Washer Randy Oliver ScientificBeekeeping.com Originally published in ABJ in Oct 2013 Update 16 December 2019 Ethical note: yes, one sacrifices around 300 bees when performing an alcohol wash.  But that’s what worker bees do — they sacrifice themselves for the good of the colony.  Losing a small […]

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Sick Bees – Part 11: Mite Monitoring Methods

First published in: ABJ June 2011

Sick Bees Part 11: Parasite Monitoring Randy Oliver ScientificBeekeeping.com First published in ABJ August 2011 Last month I was presumptuous enough to try to boil successful beekeeping down to four basic rules. Giving the bees a dry home with plenty of honey is pretty obvious, so I’m going to make the other three easy to […]

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IPM 4 Fighting Varroa 4: Reconnaissance Mite Sampling Methods and Thresholds

© Randy Oliver 2006 Three strategies I’ve found that always fail when battling varroa are: 1. Denial—“I haven’t seen any mites, so my mite levels must be low.” 2. Wishful thinking—“I haven’t seen very many mites, so I’m hoping and praying that my bees will be OK.” 3. Blind faith—“I used the latest snake oil […]

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