Crop production practices
Subtitle: labor, power, and materials, by operation: Corn Belt and Lake States
Series: FM -- 92 Section 2; FM (United States. Bureau of Agricultural Economics) -- 92 Section 2.
Publisher: U.S. Dept. of Agriculture, Bureau of Agricultural Economics
Published: 1952
Place of publication: Washington, D.C
Language: eng
Number of pages: 234
Subjects: Agricultural surveys; Agriculture; Agricultural productivity
Other titles: Crop production practices :