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- Corporate/Agency Authors:
- Soil Conservation Service and Agriculture Department
- Publisher:
- Soil Conservation Service
- Date:
- July 1940
- SuDoc number:
- A 1.36:729
- Corporate/Agency Authors:
- Plant Industry Bureau and Agriculture Department
- Publisher:
- Plant Industry Bureau
- Date:
- June 1940
- SuDoc number:
- A 1.36:710
- Corporate/Agency Authors:
- Biological Survey Bureau and Agriculture Department
- Publisher:
- Biological Survey Bureau
- Date:
- June 1940
- SuDoc number:
- A 1.36:711
- Corporate/Agency Authors:
- Entomology and Plant Quarantine Bureau and Agriculture Department
- Publisher:
- Entomology and Plant Quarantine Bureau
- Date:
- June 1940
- SuDoc number:
- A 1.36:723
- Corporate/Agency Authors:
- Biological Survey Bureau and Agriculture Department
- Publisher:
- Biological Survey Bureau
- Date:
- June 1940
- SuDoc number:
- A 1.36:706
- Corporate/Agency Authors:
- Plant Industry Bureau and Agriculture Department
- Publisher:
- Plant Industry Bureau
- Date:
- May 1940
- SuDoc number:
- A 1.36:713
- Corporate/Agency Authors:
- Soil Conservation Service and Agriculture Department
- Publisher:
- Soil Conservation Service
- Date:
- May 1940
- SuDoc number:
- A 1.36:695
- Corporate/Agency Authors:
- Plant Industry Bureau and Agriculture Department
- Publisher:
- Plant Industry Bureau
- Date:
- [May 1940]
- SuDoc number:
- A 1.36:708
- Corporate/Agency Authors:
- Agricultural Economics Bureau and Agriculture Department
- Publisher:
- Agricultural Economics Bureau
- Date:
- Apr. 1940
- SuDoc number:
- A 1.36:722
- Corporate/Agency Authors:
- Agricultural Economics Bureau and Agriculture Department
- Publisher:
- Agricultural Economics Bureau
- Date:
- Apr. 1940
- SuDoc number:
- A 1.36:709