The spinose ear tick and methods of treating infested animals /
Kemper, H. E.(Harry Elvin),1888-
Peterson, H. O.(Harold O.),1906-
United States.Department of Agriculture.
Washington, D.C. : U.S. Dept. of Agriculture,
1953.
Originally issued May 1918.
"This is a revision of former editions by Marion Imes."
Spinose ear tick.