The principles of soil management
By: by T. Lyttleton Lyon, PH.D. and Elmer O. Fippin.
Contributors: Fippin, Elmer Otterbein, 1879-1949, joint author.
Series: The rural text-book series
Publisher: The Macmillan company
Published: 1909
Place of publication: New York; London
Language: eng
Number of pages: 531
Subjects: Soils