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- Agriculture, Department of[remove]4,216
- Experiment Stations Office865
- Weather Bureau472
- Animal Industry Bureau315
- Entomology Division194
- Publications Division186
- Statistics Division118
- Plant Industry Bureau117
- Plant Industry, Bureau of117
- Soils, Bureau of116
- Dairy Division99
- Soils Bureau90
- Agrostology Division84
- Botany Division79
- Vegetable Physiology and Pathology Division77
- Biological Survey Division73
- Chemistry, Bureau of62
- Forestry, Bureau of60
- Publications, Division of60
- Foreign Markets Section55