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HYDRATION CONTROL OF MONTMORILLONITE AS REQUIRED FOR ITS IDENTIFICATION AND ESTIMATION BY X-RAY DIFFRACTION METHODSALDRICH, D. G.; HELLMAN, N. N.; JACKSON, M. L. · Soil Science · 1944
Further Note on an X-Ray Diffraction Procedure for the Positive Differentiation of Montmorillonite from Hydrous Mica1Hellman, N. N.; Aldrich, D. G.; Jackson, M. L. · Soil Science Society of America Journal · 1943
Soil Science and GeographyEkblaw, W. Elmer · Soil Science Society of America Journal · 1937
Soil Science and EngineeringTrullinger, R. W. · Soil Science Society of America Journal · 1937
Soil Science and Mineralogy1Marshall, C. E. · Soil Science Society of America Journal · 1937
Availability of Plant NutrientsHibbard, P. L. · Soil Science Society of America Journal · 1937
Fertilized Check PlotsMetzger, J. E. · Soil Science Society of America Journal · 1937
Method of Recording Soil DataNikiforoff, C. C. · Soil Science Society of America Journal · 1937
Nomenclature of Forest Humus LayersHeiberg, S. O. · Soil Science Society of America Journal · 1937
Technology of Erosion ControlNichols, M. L. · Soil Science Society of America Journal · 1937