Early American soil conservationists
By: [by Angus McDonald]
Series: Miscellaneous publication / United States Department of Agriculture -- no. 449; Miscellaneous publication (United States. Dept. of Agriculture) -- no. 449.
Publisher: U.S. Dept. of Agriculture
Published: 1966
Place of publication: Washington, D.C
Language: eng
Number of pages: 61
Subjects: Soil conservation
Other titles: American soil conservationists
Notes: "Approved for reprinting April 1966."

Bibliography:  (p. 60-62.)