Subject
- Circular (United States. Bureau of Entomology)4
- Bulletin (United States. Division of Entomology)3
- Trees -- Diseases and pests3
- Wood borers3
- Conifers -- Diseases and pests -- United States2
- Forest insects2
- Forest insects -- United States2
- Insect pests2
- Locust trees -- Diseases and pests2
- Locust-borer2
- Locust-borer -- Control2
- Pine -- Diseases and pests2
- Trees -- Wounds and injuries2
- Ambrosia beetles -- Gulf States1
- Ambrosia beetles -- South Atlantic States1
- Cheilosia1
- Chickens -- Housing1
- Circular (United States. Division of Entomology)1
- Coast redwood1
- Coast redwood -- Diseases and pests1