A pipette method of mechanical analysis of soils based on improved dispersion procedure
By: by L.B. Olmstead, Lyle T. Alexander, and H.E. Middleton.
Contributors: Alexander, Lyle T. 1903-; Middleton, H. E. 1894-; United States. Dept. of Agriculture.
Series: Technical bulletin / United States Department of Agriculture -- no. 170; Technical bulletin (United States. Dept. of Agriculture) -- no. 170.
Publisher: U.S. Dept. of Agriculture
Published: 1930
Place of publication: Washington
Language: eng
Number of pages: 23
Subjects: Soils -- Analysis.
Notes: Caption title.

Literature cited: p. 21-22.