Reports by Cliff T. Johnston

	Chemistry and Mineralogy of Selected Kenyan Acid Soils.
	Influence of Smectite Hydration and Interlayer Cation on Substituted Benzenes Sorption.
	Influence of Water Management on Carbon Exchanges over Organic Soils.
	Molecular Scale Determinants of Organic Contaminant and Pesticide Sorption by Clays.