993 resultados para United States. Dept. of Agriculture. Economic Research Service. Agriculture and Rural Economy Division
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Mode of access: Internet.
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Accompanied by suppl.
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Description based on: Spring 1988; title from caption.
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Title from cover.
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Mode of access: Internet.
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"The first two years of this three year project were undertaken as Cooperative Research Project 6399, by Vanderbilt University and the U.S. Office of Education."
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Wesley C. Mitchell, chairman.
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"FS-554."
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"Issued Jan. 1932 ; Rev. Jan. 1939 ; Slightly rev. Oct. 1940."
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"Issued August 1937."
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"August 1987"--P. iii.
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"July 1981"--P. [i].
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Literature cited: p. 24-26.
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Issued May 1978.
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Issued Nov. 1978.