@article {4676, title = {The 1963 Survey of Elm Spanworm Defoliation in the Southern Appalachian Mountains}, year = {1963}, note = {Maps}, month = {June/July}, institution = {U.S. Forest Service}, address = {Atlanta, Georgia}, keywords = {Flora, Insects, Trees, Trees -- Diseases and pests}, isbn = {63-31}, url = {http://diglib.lib.utk.edu/dotsdata/Ciesla_The1963SurveyOfElmSpanwormDefoliation_July1963.pdf}, author = {Ciesla, W. M and Buchanan, W. D} }