TY  - BOOK
AU  - Halcrow, Harold G.
AU  - Cotner, Melvin L.
AU  - Heady, Earl Orel.
TI  - Soil conservation policies. institutions, and incentives
U1  - 333.760973 
PY  - 1982///
CY  - Ankeny, Iowa
PB  - Soil Conservation Society of America
KW  - Suelos
KW  - Conservación
KW  - E.U.A
KW  - Tierras
KW  - Tenencia
N1  - 26-214
ER  -