Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Walker, C., and R. Ross. 1975. A comparison of maturation feeding of the elm bark beetles Scolytus scolytus (F) and Scolytus multistriatus (Marsh) on English elm (Ulmus procera Salisb) and six other elm taxa . Plant Pathology 24:187-191.