Subject
- Agriculture -- Oregon6
- DDT (Insecticide)5
- Cherry -- Diseases and pests -- Control -- Oregon4
- Cherry fruit-fly -- Control -- Oregon4
- Hazelnuts -- Diseases and pests -- Control -- Oregon4
- Beets -- Diseases and pests -- Control -- Oregon3
- Beets -- Diseases and pests -- Nutritional aspects -- Oregon3
- Cydia -- Control -- Oregon3
- Household pests -- Control3
- Lawns -- Weed control3
- Pesticide residues in food3
- Vegetables -- Diseases and pests -- Control -- Oregon3
- Ants -- Control2
- Blackberries -- Diseases and pests -- Control -- Oregon2
- Blackberries -- Diseases and pests -- Oregon2
- Boron in plant nutrition -- Oregon2
- Bromomethane2
- Cherry -- Diseases and pests -- Control2
- Cherry fruit-fly2
- Corn -- Varieties -- Oregon, Western -- Evaluation2