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- Corporate/Agency Authors:
- Plant Industry, Soils, and Agricultural Engineering Bureau and Agricultural Dept.
- Publisher:
- Plant Industry, Soils, and Agricultural Engineering Bureau
- Date:
- [June 15, 1952.]
- SuDoc number:
- A 77.520:(nos.)
- Corporate/Agency Authors:
- Plant Industry, Soils, and Agricultural Engineering Bureau and Agriculture Dept.
- Publisher:
- Plant Industry, Soils, and Agricultural Engineering Bureau
- Date:
- [Dec. 15, 1950.]
- SuDoc number:
- A 77.520:1/pt.3
- Corporate/Agency Authors:
- Plant Industry, Soils, and Agricultural Engineering Bureau and Agriculture Dept.
- Publisher:
- Plant Industry, Soils, and Agricultural Engineering Bureau
- Date:
- [December 1950]
- SuDoc number:
- A 77.520:1/pt.2
- Corporate/Agency Authors:
- Plant Industry, Soils, and Agricultural Engineering Bureau and Agriculture Dept.
- Publisher:
- Plant Industry, Soils, and Agricultural Engineering Bureau
- Date:
- [July 15, 1950.]
- SuDoc number:
- A 77.520:1/pt.1