Subject
- Agricultural pests -- Control -- Congresses[remove]8
- Apples -- Diseases and pests2
- Nematodes as biological pest control agents2
- Codling moth -- Biological Control1
- Insect pests -- Biological control1
- Leafhoppers -- Biological control1
- Leafrollers -- Biological control1
- Oulema melanopa -- Biological control1
- Pheromone traps1
- Plum curculio -- Control1
- San José scale -- Biological control1
- Stone fruit -- Diseases and pests1
- Walnut -- Diseases and pests1