138 resultados para Soil C
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Mode of access: Internet.
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"Issued August 1953" -- p. 1.
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Study was made with the cooperation of U.S. Soil Conservation Service and North Carolina Dept. of Water Resources.
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"Mimeographed for use of technical workers."
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On cover: Prepared for Atomic Energy Commission.
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"Issued November 1959".
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Mode of access: Internet.
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"March, 1991."
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"In cooperation with Texas Agricultural Experiment Station."
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Item 102-B-38
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Mode of access: Internet.
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Item 102-B-22.
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"Serial no. 97-PPP."
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Item 10.
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Title from cover.