Varroa IPM Strategies Archives - Scientific Beekeeping https://scientificbeekeeping.com/varroa-management/varroa-ipm-strategies/ Beekeeping Through the Eyes of a Biologist Wed, 21 Oct 2020 19:15:12 +0000 en-US hourly 1 The Varroa Problem: Part 17c – Being Part of the Solution https://scientificbeekeeping.com/the-varroa-problem-part-17c/ Mon, 29 Oct 2018 06:11:57 +0000 https://scientificbeekeeping.com/?p=3558 Contents Defining our Objectives. 4 LIVE AND LET DIE “Bond Method.. 4 “NATURAL” Beekeeping.. 5 The Mutualistic Symbiosis Between the Bee and Humans. 6 Recreational Beekeeping. 7 “TREATMENT FREE” Beekeepers. 7 Eliminating the Fitness Benefit to the Varroa/DWV Complex Gained by Killing its host hive. 9 Darwinian Beekeeping. 9 The Dream of a “Gentler” Mite. […]

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]]> The Varroa Problem: Part 17b – The Evolution of Bees, Mites, and DWV https://scientificbeekeeping.com/the-varroa-problem-part-17b/ Sun, 28 Oct 2018 23:17:41 +0000 https://scientificbeekeeping.com/?p=3555 Contents A Primer on the Drivers of Evolution. 2 Defining the Niche. 2 The Breeding Population. 3 The Honey bee Populations in the U.S. 4 Reproduction and Dispersal 7 Acknowledgements. 9 Notes and Citations. 9     The Varroa Problem: Part 17b The Evolution of Bees, Mites, and DWV First Published in ABJ August 2018 […]

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]]> The Varroa Problem: Part 17a – Treatment Free Beekeeping and Being Part of the Solution Rather than Part of the Problem https://scientificbeekeeping.com/the-varroa-problem-part-17a/ Sun, 28 Oct 2018 22:53:54 +0000 https://scientificbeekeeping.com/?p=3544 Contents Being part of The Solution rather than part of The Problem.. 1 Assigning the blame. 2 Let’s first get some facts straight. 3 Our part in creating the monster. 8 Understanding Bee, Varroa, Virus & Beekeeping Coevolution. 9 it’s all about successful dispersal and transmission. 10 Here’s how it works. 11 Next. 13 Acknowledgements. […]

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]]> The Varroa Problem: Part 16b – Bee Drift and Mite Dispersal (cont.) https://scientificbeekeeping.com/the-varroa-problem-part-16b/ Sun, 28 Oct 2018 19:45:10 +0000 https://scientificbeekeeping.com/?p=3525 Contents Bee Drift and Mite Dispersal (continued) 1 So why do colonies allow bees to drift in?. 1 The sheer numbers involved. 4 The amount of mite drift into other hives. 5 Collapse and Robbing. 7 What happens to all the mite-infested bees when a colony collapses?. 8 Swarms coming back to bite you in […]

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]]> The Varroa Problem: Part 16a Bee Drift and Mite Dispersal https://scientificbeekeeping.com/the-varroa-problem-part-16a/ Sun, 28 Oct 2018 06:56:37 +0000 https://scientificbeekeeping.com/?p=3514 Contents Bee Drift and Mite Dispersal 1 Dispersal of varroa. 2 Phoresy, grooming, and host preference by the mites. 3 The shifting of varroa’s preferred transport. 6 Our unnaturally close placement of hives in apiaries. 7 Measured rates of hive-to-hive worker and drone drift. 7 The Diffusion of Mites. 8 Are some hives more attractive […]

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]]> The Varroa Problem: Part 15 – Modeling the Effect of Mite Treatments https://scientificbeekeeping.com/the-varroa-problem-part-15/ Sun, 18 Feb 2018 21:47:24 +0000 https://scientificbeekeeping.com/?p=3372 Contents Early-season mite management. 2 Mid-season mite management. 4 Late-summer mite management. 4 A day-by-day model 5 The basics of oxalic vaporization. 6 The optimal interval for OA vaporization treatments. 9 Fall-winter mite management. 13 Acknowledgements. 13 Notes and Citations. 14   The Varroa Problem: Part 15 Modeling the Effect of Mite Treatments Randy Oliver […]

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]]> The Varroa Problem: Part 14- Virus Dynamics and Treatments https://scientificbeekeeping.com/the-varroa-problem-part-14/ Sun, 18 Feb 2018 20:32:00 +0000 https://scientificbeekeeping.com/?p=3353 Contents The problem with waiting too late to treat. 1 Virus dynamics and miticides. 3 The question of timing. 3 the proportion of mites that are in the brood. 5 Efficacy of treatments. 8 The problem with the bombs. 8 Coming next. 10 Acknowledgements. 10 Notes and Citations. 10     The Varroa Problem: Part […]

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]]> The Varroa Problem: Part 13 Using the Mite Model https://scientificbeekeeping.com/the-varroa-problem-part-13/ Wed, 13 Dec 2017 03:46:14 +0000 https://scientificbeekeeping.com/?p=3320 The Varroa Problem: Part 13 Using the Mite Model First published in ABJ December 2017 Randy Oliver ScientificBeekeeping.com It’s been nearly 25 years since I saw the first varroa mite in one of my hives, and it’s been a wild ride since then.  Not only for our bees, but also for the business of beekeeping, […]

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]]> The Varroa Problem: Part 12- Building a Model https://scientificbeekeeping.com/the-varroa-problem-part-12/ Wed, 13 Dec 2017 03:36:41 +0000 https://scientificbeekeeping.com/?p=3318 The Varroa Problem: Part 12 Building a Model First published in ABJ November 2017 Randy Oliver ScientificBeekeeping.com      In my last article, I showed the basic math of varroa buildup during the period of broodrearing, and the subsequent decline of the mite population when no broodrearing was taking place.  My simple graphs were illustrative of […]

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]]> Other resources on varroa management https://scientificbeekeeping.com/other-resources-on-varroa-management/ Thu, 03 Dec 2015 15:10:27 +0000 https://scientificbeekeeping.com/?p=2715 There are a number of other resources for reliable information on varroa management, some of which I’ll include links for: The Honey Bee Health Coalition released this summary of mite management tools in 2015.  Free download at Tools for Varroa Management

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