Minimum tillage
Subtitle: a preliminary technology assessment
By: United States Department of Agriculture, Office of Planning and Evaluation.
Contributors: Back, William Burl, 1920-
Publisher: The Office
Published: 1975
Place of publication: [Washington]
Language: eng
Number of pages: 34
Subjects: Tillage.; Technology assessment.
Notes: "This assessment was conducted under the leadership of Dr. William B. Back"

Bibliography: p. 32-34.