The sporogenes test as an index of the contamination of milk
By: by S. Henry Ayers and Paul W. Clemmer
Contributors: Clemmer, Paul W. (Paul Wescoe), 1888-
Series: Bulletin / United States Department of Agriculture -- no. 940; Bulletin of the U.S. Department of Agriculture -- no. 940.
Publisher: U.S. Dept. of Agriculture
Published: 1921
Place of publication: Washington, D.C
Language: eng
Number of pages: 20
Subjects: Milk contamination
Notes: Caption title.

"April 25, 1921."

"Professional paper."

Bibliography: p. 20.