The universal soil testing system
By: M.F. Morgan
Series: Bulletin / Connecticut Agricultural Experiment Station -- no. 392; Bulletin (Connecticut Agricultural Experiment Station) -- 392.
Publisher: Connecticut Agricultural Experiment Station
Published: 1937
Place of publication: [New Haven]
Language: eng
Number of pages: 159
Notes: "A revision of Bulletin 372."

Cover title.

"March 1937".

Includes bibliographical references.