The rose aphis
By: by H.M. Russell
Series: Bulletin of the U.S. Department of Agriculture -- no. 90; Bulletin of the U.S. Department of Agriculture -- no. 90.
Publisher: U.S. Dept. of Agriculture
Published: 1914
Place of publication: Washington, D.C
Language: eng
Number of pages: 15
Subjects: Roses; Rose-aphis; Diseases and pests
Notes: Caption title.

"May 19, 1914."