TY  - REP
AU  - Dicks,M.R.
AU  - Young,C.E.
ED  - National Symposium on Conservation Systems. Hyatt Regency Chicago, Illinois Center (USA). 14-15 Dec 1987
TI  - Mandating conservation systems through public policy
SN  - 09-161-50895
U1  - 89-011290 
PY  - 1987///
KW  - Agricultural development
KW  - AGROVOC
KW  - America
KW  - Conservation
KW  - Legislation
KW  - Modernization
KW  - North America
KW  - Policies
KW  - Resource conservation
KW  - Soil conservation
KW  - Soil management
T2  - Optimum erosion control at least cost: proceedings of the national symposium on conservation systems. St. Joseph, Mich. (USA). American Society of Agricultural Engineers. 1987. p. 24-31
ER  -