A flower-spot disease of cultivated azaleas, by Freeman Weiss ... and Floyd F. Smith ...
Material type:
TextSeries: United States. Dept. of Agriculture. Circular ; no. 556Publication details: [Washington, U.S. Govt. Print. Off., 1941]Description: 26 p. incl. illus., tab. 23 cmSubject(s): DDC classification: - 632.44
- SB608.A9 W4 1941
Caption title.
Joint contribution from Bureau of Plant Industry and Bureau of Entomology and Plant Quarantine.
"Issued July 1940, revised July 1941."
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