Table of Contents Introduction Biology, Distribution, Hosts, and Damage Description of the Insect Distribution Hosts and Host Preference Life History and Habits Effects of YHSS Defoliation Population Ecology and Dynamics Outbreaks Parasites, Predators, and Pathogens Environmental Factors Host Availability Host Phenology Host Nutrient Availability Prevention and Control Tactics Biological Control Mechanical Control Silvicultural Control Insecticides Scouting and Surveillance Stand Risk and Hazard Rating Detection Survey Population Evaluation Survey Management of YHSS Literature Cited Pesticide Precautionary Statement Back