10 resultados para Soil studies
em University of Michigan
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Mode of access: Internet.
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"Report no. EM-715."
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Includes bibliographical references.
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Mode of access: Internet.
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Caption title.
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Caption title.
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"Issued December 1948."
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Published also as thesis (Ph.D) University of California, 1919.
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Mode of access: Internet.
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Mode of access: Internet.