The effect of air drying on the hydrogen-ion concentration of the soils of the United States and Canada
By: by Ernest H. Bailey.
Contributors: United States. Dept. of Agriculture.
Series: Technical bulletin / United States Department of Agriculture -- no. 291; Technical bulletin (United States. Dept. of Agriculture) -- no. 291.
Publisher: U.S. Dept. of Agriculture
Published: 1932
Place of publication: Washington
Language: eng
Number of pages: 44
Subjects: Hydrogen-ion concentration.; Soil aeration -- Testing.
Notes: Cover title.

Literature cited: p. 41-43.