Appendix F. A table listing the number of killed trees, mortality area, and percentage of total killed trees by bark beetle species and host type and summed from 1997 through 2010 (United States only). MeddensArjan J. H. HickeJeffrey A. FergusonCharles A. 2016 A table listing the number of killed trees, mortality area, and percentage of total killed trees by bark beetle species and host type and summed from 1997 through 2010 (United States only).