Relationship of insects to the spread of azalea flower spot
By: by Floyd F. Smith and Freeman Weiss.
Contributors: Weiss, Freeman.
Series: Technical bulletin / United States Department of Agriculture ;; no. 798; Technical bulletin (United States. Dept. of Agriculture) ;; no. 798.
Publisher: U.S. Dept. of Agriculture
Published: 1942
Place of publication: Washington
Language: eng
Number of pages: 44
Subjects: Azalea -- Diseases and pests.; Insects as carriers of plant disease.
Notes: Cover title.
Joint contribution from Bureau of Entomology and Plant Quarantine and Bureau of Plant Industry.