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- Potatoes 135
- Croplands 31
- Agricultural exhibitions 19
- Cooking (Potatoes) 19
- Apples 4
- Exhibitions 4
- Grain 4
- Oregon Museum of Science and Industry 4
- Tractor trailer combinations 4
- Alfalfa 3
- Corn 3
- Food industry and trade--Employees 3
- Greenhouses 3
- Signs and signboards 3
- Sprinkler irrigation 3
- Colorado potato beetle 2
- Comic books, strips, etc 2
- Irrigation 2
- Universities and colleges--Alumni and alumnae 2
- Central Oregon Agricultural Research Center 1
