TY  - BOOK
AU  - U.S.D.A. Soil Consevation Service
TI  - Ponds for water supply and recreation
U1  - 628.174 U4P 
PY  - 1971///
PB  - Washington
KW  - FARM PONDS
KW  - RESERVOIRS
KW  - WATER SUPPLY
ER  -