Nitrogenous fertilizers obtainable in the United States
By: by J.W. Turrentine
Series: Bulletin of the U.S. Department of Agriculture -- no. 37; Bulletin of the U.S. Department of Agriculture -- no. 37.
Publisher: U.S. Dept. of Agriculture
Published: 1913
Place of publication: Washington, D.C
Language: eng
Number of pages: 12
Subjects: Nitrogen fertilizers
Notes: Caption title.

"December 8, 1913."