Labor and material requirements of field crops
By: by L.A. Moorhouse and O.A. Juve
Contributors: Juve, O. A. (Oscar A.), 1883-
Series: Bulletin / United States Department of Agriculture -- no. 1000; Bulletin of the U.S. Department of Agriculture -- no. 1000.
Publisher: U.S. Dept. of Agriculture
Published: 1921
Place of publication: Washington, D.C
Language: eng
Number of pages: 56
Subjects: Field crops
Notes: Cover title.

"December 30, 1921."