Subject
- Insects as carriers of plant disease5
- Aphididae as carriers of disease3
- Insects as carriers of plant disease -- Oregon3
- Aphids as carriers of disease2
- Bean yellow mosaic virus2
- Grape leafroll virus -- Northwest, Pacific2
- Grapes -- Diseases and pests -- Northwest, Pacific2
- Grapes -- Diseases and pests -- Oregon2
- Grapevine leafroll virus -- Control -- Oregon2
- Insects as carriers of plant disease -- Northwest, Pacific2
- Mealybugs -- Control -- Oregon2
- Mealybugs -- Northwest, Pacific2
- Mosaic diseases2
- Mosquitoes as carriers of disease2
- Aedes aegypti -- Eggs1
- Aedes aegypti -- Feeding and feeds1
- African buffalo -- Diseases -- Epidemiology -- South Africa -- Kruger National Park1
- African buffalo -- Diseases -- South Africa -- Epidemiology1
- African buffalo -- Parasites -- Ecology -- South Africa -- Kruger National Park1
- African buffalo -- Parasites -- South Africa -- Kruger National Park1