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Filters: Keyword is Trees -- Diseases and pests and Author is Ciesla, W. M [Clear All Filters]
The 1963 Survey of Elm Spanworm Defoliation in the Southern Appalachian Mountains. Atlanta, Georgia: U.S. Forest Service, 1963.
Evaluation of Elm Spanworm Infestations in the Southern Appalachian Mountains During 1964. Asheville, NC: U.S. Forest Service, 1964.
The Status of the Balsam Woolly Aphid in North Carolina and Tennessee. Asheville, NC: U.S. Forest Service, 1963.