Reports by Cliff Johnston

	A Biogeochemical Reactor to Quantify Redox Effects in Soil Solution Chemistry.
	Sorption of Dimethylisophthalate by Smectite as Influenced by Sample Handling and Interlayer Cation.
	The Effects of Moisture Content, Air-Drying, and Extracting Solution on Surface Soil and Subsoil Exchangeable Potassium Levels.