Horn flies on cattle
Subtitle: How to control them. [Rev. Dec. 1969
Series: U.S. Dept. of Agriculture. Leaflet no. 388
Publisher: U.S. Govt. Print. Off.
Published: 1969
Place of publication: Washington
Language: eng
Subjects: Horn fly
Notes: Replaces all previous eds. of this publication because of changed insecticide recommendations, earlier copies should be destroyed