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Your search for [subject]Field crops -- United States returned 3 records. |
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Regional location of production of major field crops at alternative demand and price levels, 1975 : a linear programing analysis.
by Skold, Melvin D.; Washington: U.S. Dept. of Agriculture, Economic Research Service; for sale by the Supt. of Docs., U.S. Govt. Print. Off, 1966.
Subject: Field crops -- United States; Agriculture -- Economic aspects -- Mathematical models; Field crops -- Mathematical models.
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Principles of field crop production.
by Martin, John Holmes.; Quezon City: EDCA, 1977.
Subject: Field crops. -- United States.
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Principles of field crop production.
by Martin, John H.; New York: Macmillan Publication, 1976.
Subject: Field Crops - United States.
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