The comparative agricultural value of insoluble mineral phosphates of aluminum, iron, and calcium
By: by Jacobus Stephanus Marais
Published: 1922
Place of publication: Baltimore
Language: eng
Number of pages: 409
Subjects: Phosphates
Notes: "Reprinted from Soil science, vol. xiii, no. 5, May, 1922."

Descriptive letterpress on versos facing plates.

Vita.

Thesis (Ph. D.)--University of Illinois, 1921.

"References": p. 396-400.

Also available in digital form on the Internet Archive Web site.