Note on the occurrence of the North American fever tick on sheep
By: W. D. Hunter
Contributors: United States. Bureau of Entomology; United States. Dept. of Agriculture
Series: Circular / U. S. Dept. of Agriculture. Bureau of Entomology -- no. 91; Circular (United States. Bureau of Entomology) -- no. 91.
Publisher: U.S. Dept. of Agriculture, Bureau of Entomology
Published: 1907
Place of publication: Washington, D.C
Language: eng
Subjects: Cattle tick; Sheep; Diseases and pests; Agricultural pests
Notes: Circular No. 91.

"Issued July 3, 1907."

At head of title:  United States Department of Agriculture, Bureau of Entomology.