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Publications by G. A. Borchardt

Trace Element Concentration in Amorphous Clays of Volcanic Ash Soils in Oregon*

Clays and Clay Minerals

Planetary Sciences

English

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Vertical Variation of Volcanic Glass Major Element Composition in a Volcanic Ash Layer.

The Quaternary Research (Daiyonki-Kenkyu)

English

Factors Relating to Labile Phosphate Levels in Volcanic Ash Soils

Soil Science and Plant Nutrition

English

Major- And Trace-Element Analyses of Steens Basalt, Southeastern Oregon

Open-File Report

English

On the Pedogenetic Role of Organic Matter in Volcanic Ash Soils Under Tropical Conditions

Soil Science and Plant Nutrition

English

Planetary Science: Volcanic Signs in Martian Clays

Multidisciplinary

English

Grade of Weathering and Fertility of Volcanic Ash Soils of Aso Volcano

Soil Science and Plant Nutrition

English

Trace Element Content and Morphological Characteristics in Microscale of Commercially Available Clays Used as Cosmetic Products

Bulletin of the Geological Society of Greece

English

Horizontal Infiltration and Trace Element Measurements for Savannah Soils in Zaria, Nigeria

Nigerian Journal of Physics

English

Trace Elements in Soils

English