989 resultados para Alluvial plains.
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Includes bibliographical references (p. 80-82).
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Includes bibliographical references (p. 72-74).
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Includes bibliographical references (p. 47-48).
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Contribution from the Bureau of Home Economics in cooperation with the Works Project Administration.
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Cover title.
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Contribution from Soil Conservation Service.
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Caption title.
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Selected references: p. 87-88.
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"Issued June 1942."
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Issued also as House document no. 289, 84th Cong., 2d sess.
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Cover title.
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Includes bibliographical references (p. 60-64).
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Issued July 1977.
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Cover title.
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Mode of access: Internet.