Protecting field borders
By: [by Verne E. Davison]
Series: Leaflet / U.S. Dept. of Agriculture -- no. 188; Leaflet (United States. Dept. of Agriculture.) -- no. 188.
Publisher: U.S. Dept. of Agriculture
Published: 1939
Place of publication: Washington, D.C
Language: eng
Subjects: Windbreaks, shelterbelts; Plant conservation; Wildlife conservation
Notes: Cover title.

"Issued December 1939"--P. 3.