1. Long-term effects of a systemic insecticide on canopy arthropod biodiversity in hemlock trees Open Access Author: Kung, Wing-yi Title: Long-term effects of a systemic insecticide on canopy arthropod biodiversity in hemlock trees Graduate Program: Entomology Keywords: Hemlock woolly adelgidAdelges tsugaeimidaclopridsystemic insecticideTsuga canadensisEastern hemlocklong term File: Download Kung_Wingyi_-_Masters_Thesis_FINAL.pdf Committee Members: Kelli Hoover, Thesis Advisor/Co-AdvisorAndrew Robert Deans, Thesis Advisor/Co-AdvisorDavid A Mortensen, Thesis Advisor/Co-Advisor