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Last edited by RenameBot
September 1, 2008 | History
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Robert J. Ahrens

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3 works Add another?

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  • Cover of: Digital Soil Mapping with Limited Data

    First published in 2008 — 2 editions
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  • Cover of: The soils of Mexico

    First published in 2013 — 2 editions
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  • Cover of: Soil survey of Hopi area, Arizona, parts of Coconino and Navajo counties

    First published in 1996 — 1 edition
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We need a photo of Robert J. Ahrens

Subjects

Soils, Adaptation (Biology), Agriculture, mexico, Cartography, Ecology, Environmental sciences, Euthenics, Maps, Nature and nurture, Soil Science & Conservation, Soil conservation, Soil fertility, Soil surveys

Places

Arizona, Coconino County, Hopi Indian Reservation, Hopi Indian Reservation (Ariz.), Hopi Indian Reservaton, Navajo County

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ID Numbers

  • OLID: OL367432A

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History

Download catalog record: RDF / JSON
September 1, 2008 Edited by RenameBot fix author name
April 1, 2008 Created by an anonymous user initial import