TY  - BOOK
AU  - Troeh, F. R. and others,
TI  - Soil and Water Conservation
SN  - 013830324X
U1  - 631 
PY  - 1991///
CY  - New Jersey
PB  - Prentice Hall Inc.
KW  - Soil Conservation
KW  - Techniques, equipment & materials
KW  - Water Conservation
ER  -