Internationally dangerous forest tree diseases /
- Washington, D.C. : U.S. Dept. of Agriculture, Forest Service, 1963.
- vi, 122 p. ; 24 cm.
- Miscellaneous publication / United States Department of Agriculture ; .
Supplement to Section 24-14, Proceedings of the 13th Congress, International Union of Forestry Research Organizations, Vienna 1961.
Trees
632 U.S 1963 A040 Or.
Supplement to Section 24-14, Proceedings of the 13th Congress, International Union of Forestry Research Organizations, Vienna 1961.
Trees
632 U.S 1963 A040 Or.