Subject
- Oak -- Diseases and pests -- Control -- California3
- Oak -- Diseases and pests -- Control -- Oregon3
- Phytophthora ramorum -- Control -- California3
- Phytophthora ramorum -- Control -- Oregon3
- Plant quarantine -- California3
- Plant quarantine -- Oregon3
- Sudden oak death -- California -- Prevention3
- Sudden oak death -- Oregon -- Prevention3
- Apple -- Diseases and pests -- Control -- Oregon2
- Beets -- Diseases and pests -- Control -- Oregon2
- Beets -- Diseases and pests -- Nutritional aspects -- Oregon2
- Boron in plant nutrition -- Oregon2
- Grapevine leafroll virus -- Control -- Oregon2
- Insects as carriers of plant disease -- Oregon2
- Mealybugs -- Control -- Oregon2
- Narcissus (Plants) -- Diseases and pests -- Control -- Oregon2
- Nematocides2
- Abies grandis -- Diseases and pests -- Control1
- Abies grandis -- Thinning1
- Acetolactate synthase1