Utah State University Extension
Choose insecticides that are non hazardous to bees whenever possible. The more hazardous insecticide active ingredients include many of the organophosphates and the carbamates, and some of the synthetic pyrethroids and neonicotinoids.
Dear, Howard and Beard, Richard, "Reducing Pesticide Poisoning of Bees" (2006). All Current Publications. Paper 1374.