A. A. Theisen

A Paste Method for Preparation of Slides for Clay Mineral Identification by X‐ray Diffraction

A. A. Theisen, M. E. Harward · Soil Science Society of America Journal · 1962 · 120 citations

Natural Sciences, Earth Sciences, Materials Science +15

Feasibility of introducing food crops better adapted to environmental stress.

A. A. Theisen, E. G. Knox, Fred L. Mann et al. · 1978 · 27 citations

Agriculture, Agricultural Biotechnology, Agronomy +14

Neutron Activation for Distinguishing Cascade Range Pyroclastics

A. A. Theisen, Glenn Borchardt, M. E. Harward et al. · Science · 1968 · 18 citations

Natural Sciences, Earth Sciences, Geology +17

Effect of Iron Removal and Dispersion Methods on Clay Mineral Identification by X‐Ray Diffraction

M. E. Harward, A. A. Theisen, D. D. Evans · Soil Science Society of America Journal · 1962 · 17 citations

Agriculture, Earth Sciences, Soil Sciences +17

Problems in Clay Mineral Identification by X‐Ray Diffraction

M. E. Harward, A. A. Theisen · Soil Science Society of America Journal · 1962 · 17 citations

Natural Sciences, Earth Sciences, Soil Sciences +15