The prevention of roundworms in pigs
By: B.H. Ransom
Edition: Rev. March 1935; slightly rev. July 1936.
Series: Leaflet / U. S. Dept. of Agriculture -- no. 5; Leaflet (United States. Dept. of Agriculture) -- no. 5.
Publisher: U.S. Dept. of Agriculture
Published: 1936
Place of publication: Washington, D.C
Language: eng
Subjects: Control; Nematodes; Swine; Prevention; Diseases
Notes: Caption title.

"Issued May 1927."