Background on our nation's agriculture
Series: Leaflet / United States. Dept. of Agriculture -- no. 491; Leaflet (United States. Dept. of Agriculture) -- no. 491.
Publisher: U.S. Dept. of Agriculture
Published: 1961
Place of publication: Washington, D.C
Language: eng
Subjects: Agricultural productivity
Notes: Cover title.

"Issued February 1961"--P. [7].

"Prepared by Office of Information"--P. [7].