TY  - BOOK
AU  - Bennett,Hugh Hammond
TI  - Soil conservation
T2  - American environmental studies
SN  - 0405026560
U1  - 631.450 973 
PY  - 1939///
CY  - New York
PB  - Mcgraw-hill Book
KW  - Sols
KW  - Erosion
KW  - Conservation
KW  - Etats-Unis
KW  - Sedimentation
KW  - Sol
ER  -