Subject
- Agricultural pests -- Control -- Congresses[remove]341
- Apples -- Diseases and pests24
- Pears -- Diseases and pests14
- Insecticides -- Research11
- Codling moth -- Control6
- Pear psylla -- Control4
- Apple pandemis -- Control2
- Acaricides -- Research1
- Agricultural pests -- Integrated control1
- Aphids -- Control1
- Apple aphid1
- Apple scab -- Control1
- Archipsocus1
- Armyworms -- Control1
- Beetles -- Control1
- Black vine weevil -- Control1
- Cherry -- Diseases and pests1
- Cherry bark tortrix -- Control1
- Codling moth1
- Codling moth -- Control -- Oregon1