Chemical and Varroa Influence on Honeybees The Effect of Synthetic Pyrethroid Insecticides on Honey Bees in Indiana: Laboratory Studies and a Survey of Beekeepers and Pesticide Applicators by beefree Juli 30, 2014 The Effect of Synthetic Pyrethroid Insecticides on Honey Bees in Indiana: Laboratory Studies and a Survey of Beekeepers and Pesticide Applicators The Effect of Synthetic Pyrethroid Insecticides on Honey Bees… Read more