Conservation tillage
Subtitle: the proceedings of a national conference.
Contributors: Soil Conservation Society of America.
Publisher: Soil Conservation Society of America
Published: 1973
Place of publication: Ankeny, Iowa
Language: eng
Number of pages: 241
Subjects: Conservation tillage -- Congresses.
Notes: Includes bibliographies.
Sponsored by the Soil Conservation Society of America in cooperation with the American Society of Agronomy and others.