127 resultados para Soils. Soil science
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Mode of access: Internet.
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Prepared in cooperation with South Dakota Agricultural Experiment Station.
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"In cooperation with Texas Agricultural Experiment Station."
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"Index to map units"--P. v, pt. 1.
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Item 102-B-22.
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Cover title.
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Shipping list no.: 94-0331-P.
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Prepared in cooperation with Kansas Agricultural Experiment Station.
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Cover title.
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Survey conducted in cooperation with the U.S. Department of Agriculture, Bureau of Soils.
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"By E. L. Worthen and H. Jennings" -- title page.
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"By E. Malcolm Jones, H. G. Lewis ... [et.al.]" -- title page.
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"By E. P. Carr ... [et al.]" -- title page.
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"By A. L. Goodman, and E. M. Jones" -- title page.
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"By Frank Bennett and R. A. Winston" --title page.