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Sustainable agricultural systems : hearings before the Subcommittee on Department Operations, Research, and Foreign Agriculture of the Committee on Agriculture, House of Representatives, Ninety-seventh Congress, second session, April 16, 1982, Ontario, Calif., April 22 and 27, 1982, Washington, D.C.
- Other Authors:
- United States. Congress. House. Committee on Agriculture. Subcommittee on Department Operations, Research, and Foreign Agriculture.
- Land use, Rural United States Planning
Land use, Rural California Planning
Soil conservation United States
Soil conservation California
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