Farm improvement
Subtitle: Columbia Basin joint investigations ; problem 9
By: United States Dept. of Interior, Bureau of Reclamation.
Series: Columbia Basin joint investigation
Publisher: U.S. Dept. of the Interior, Bureau of Reclamation
Published: 1945
Place of publication: Washington, D.C
Language: eng
Number of pages: 126
Subjects: Agriculture -- Columbia River Valley.; Farms -- Columbia River Valley.