A mechanized device for packing soil columns
By: by R. D. Jackson, R. J. Reginato, and W. E. Reeves
Contributors: Reginato, R. J. (Robert J.); United States. Agricultural Research Service
Series: ARS -- 41-52; ARS (Series) (United States. Agricultural Research Service) -- 41-52.
Publisher: U.S. Dept. of Agriculture, Agricultural Research Service
Published: 1962
Place of publication: [Washington]
Language: eng
Number of pages: 10
Notes: Caption title.

Bibliography: p. 10.