Robert J. Ahrens

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Books by Robert J. Ahrens (50 max)

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Digital Soil Mapping with Limited Data

2008

Alfred E. Hartemink, Robert J. Ahrens, Alex B. McBratney, Maria de Lourdes Mendonça-Santos

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The soils of Mexico

2013

Pavel Krasilnikov, Ma. del Carmen Gutiérrez-Castorena, Robert J. Ahrens, Carlos Omar Cruz-Gaistardo, Sergey Sedov, Elizabeth Solleiro-Rebolledo

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Soil survey of Hopi area, Arizona, parts of Coconino and Navajo counties

1996

Robert J. Ahrens