Holding the line
Subtitle: forests and pesticides
Series: PA -- 593; Program aid (United States. Department of Agriculture) -- no. 593.
Publisher: G.P.O.
Published: 1963
Place of publication: Washington, D.C.]
Language: eng
Number of pages: 14
Subjects: Control; Pesticides; Risk mitigation; Forest insects
Notes: "July 1963."

"U.S. Department of Agriculture, Forest Service."