Soil conservation in perspective
By: by R. Burnell Held and Marion Clawson.
Contributors: Clawson, Marion, 1905- joint author.; Resources for the Future.
Publisher: Published for Resources for the Future by the Johns Hopkins Press
Published: 1965
Place of publication: Baltimore
Language: eng
Number of pages: 344
Subjects: Soil conservation -- United States.
Notes: Bibliographical footnotes.