Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Celaya, R. 1981. State of Arizona, insect and disease conditions in the Southwest 1980. Pp. 18-20. in: Forest Insects and Disease Conditions in the Southwest 1980. Rogers, T. L. (eds.) United States Department of Agriculture,Albuquerque. 27 pp..