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- Agriculture Department598
- Agricultural Research Administration160
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- Entomology and Plant Quarantine Bureau33
- Animal Industry Bureau31
- Agricultural Chemistry and Engineering Bureau15
- Forest Service13
- Agricultural and Industrial Chemistry Bureau11
- Biological Survey Bureau4
- Soil Conservation Service4
- Agricultural Marketing Administration3
- Agricultural Conservation and Adjustment Administration2
- Dairy Industry Bureau2
- Punt Industry, Soils, and Agricultural Engineering Bureau2
- Agricultural Marketing Service1
- Entomotogy and Plant Quarantine Bureau1
- Experiment Stations Office1
- Food Production Administration1
- Home Economics Bureau1