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Treatments For Varroa


The Learning Curve – Part 2: Killing Mites without Killing Your Bees

Randy Oliver “U.S. beekeepers crossed the Rubicon of pesticide application when Varroa mites were introduced in the late 1980s. They literally “tore down the fence,” as one wag put it, quickly transforming themselves from anti-pesticide fundamentalists into willing pesticide applicators.”—Dr. Malcolm Sanford (2008). Those of us who remember the arrival of varroa, and the devastation […]

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The Learning Curve – Part 1: 2009 Progress Report

Randy Oliver Physicist Neils Bohr once quipped, “An expert is a person who has made all the mistakes that can be made in a very narrow field.” This definition clearly excludes me from being any sort of expert, since I exuberantly continue to make new mistakes in my own beekeeping adventures. It appears unlikely that, […]

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Miticides 2011

First published in: American Bee Journal February 2011

Colony health and production these days is largely a function of varroa levels in the hives—the more mites, the more problems. It is no longer a matter of simply knocking the mites back once a year with a “silver bullet”—it is becoming increasingly clear that mite levels must be kept low all season. Here is […]

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