By Mary A. Sego
Title: R. E. Stephenson papers, 1918-1920
Primary Creator: Stephenson, R. E.
Extent: 1.0 Folders. More info below.
Arrangement: Chronological
Subjects: Purdue University--Alumni and alumnae
Forms of Material: Articles, Bulletins
Languages: English
Repository: Purdue University Libraries, Archives and Special Collections
Alternate Extent Statement: 3 items
Access Restrictions: Collection is open for research.
Preferred Citation: MSA 220, R. E. Stephenson papers, Archives and Special Collections, Purdue University Libraries

Stephenson, R. E. (1918). The Effect of Organic Matter on Soil Reaction. Reprinted from Soil Science, vol. VI, no. 6, December 1918, pp. 413-439.
Stephenson, R. E. (1918). Soil Acidity Methods. Reprinted from Soil Science, vol. VI, no. 1, July 1918, pp. 33-52.
Stephenson, R. E. (1920). Nitrification in Acid Soils, Research Bulletin No. 58. Ames, Iowa: Agricultural Experiment Station, Iowa State College of Agriculture and Mechanic Arts.