This paper described a series of experiments made by the author at the Iowa State University during the winter and spring of 1891, together with their results. The problem was to separate the bacterium, Bacillus subtilis, and the yeast plant, Saccharomyces cerevisae, found together in ordinary soft yeast, to obtain pure cultures of each, and to determine the part each played in bread making,
Proceedings of the Iowa Academy of Sciences
©1890 Iowa Academy of Science, Inc.
"Some Experiments for the Purpose of Determining the Active Principles of Bread Making,"
Proceedings of the Iowa Academy of Science, 1(Pt. 2), 64-64.
Available at: https://scholarworks.uni.edu/pias/vol1/iss2/27