TY - BOOK AU - Bennett,Hugh Hammond,1881-1960 TI - Soil conservation SN - 0405026560 PY - 1970/// CY - New York PB - Arno Press & the New York Times KW - Soil conservation KW - United States KW - Soil erosion N1 - First published 1939 by McGraw-Hill Book Co., NewYork ER -