TY  - BOOK
AU  - Unger, P. W.,
TI  - Soil and Water Conservation Handbook Policies Practices Conditions and Terms
SN  - 9781560223306
U1  - 631.450973 
PY  - 2015///
CY  - Boca Raton
PB  - CRC Press, Inc.
KW  - Techniques, equipment & materials
ER  -