Horse bots
Subtitle: how to control them
By: prepared by Entomology Research Division, Agricultural Research Service
Series: Leaflet / United States. Dept. of Agriculture -- no. 450; Leaflet (United States. Dept. of Agriculture) -- no. 450.
Publisher: U.S. Dept. of Agriculture
Published: 1959
Place of publication: Washington, D.C
Language: eng
Subjects: Horseflies
Notes: Cover title.

"Issued June 1959"--T.p. verso.