Machinery and implement configurations for the land wheat growing region of eastern Washington, 1975 and 1985
By: by Kevin W. O'Connell.
Published: 1977
Language: eng
Number of pages: 188
Subjects: Agricultural machinery.; Farms, Size of.
Notes: Thesis (M.A.)--Washington State University.

Bibliography : leaves 135-136.

WSU:"Department of Agricultural Economics"