Sulphur as a factor in soil fertility ...
By: by John Woodward ...
Published: 1922
Place of publication: [Chicago
Language: eng
Number of pages: 109
Subjects: Soils; Sulphur
Notes: "Literature cited": p. 106-109.
Thesis (Ph. D.)--University of Chicago, 1923.
"Privated edition, distributed by the University of Chicago libraries, Chicago, Illinois."
"Contributions from the Hull botanical laboratory 289."
"Reprinted from the Botanical gazette, v. LXXIII, no. 2, February, 1922."