Varroa, an overview – Meridian Beekeepers' Association
3rd Honey bee pests, diseases and poisoning revision post: the lifecycle of Varroa destructor and monitoring & treatment tec
National Bee Unit Estimating Varroa mite populations
MiteCalculator.com
3rd Honey bee pests, diseases and poisoning revision post: the lifecycle of Varroa destructor and monitoring & treatment techniques | Adventuresinbeeland's Blog