Humus ; origin, chemical composition, and importance in nature /

Bibliographic Details
Main Author:	Waksman, Selman A. (Selman Abraham), 1888-1973
Format:	Book
Language:	English
Published:	Baltimore : The Williams & Wilkins company, 1936.
Subjects:	Humus.

by Waksman, Selman A. (Selman Abraham), 1888-1973
Published 1938

Book