Forestry: Conifer
| 4 Images of 1 Subjects | View Subject List | View Image Details | View Thumbnails |
| Image | Subject Name | Scientific Name | Description |
|---|---|---|---|
| 1510054 | hemlock woolly adelgid | Adelges tsugae | Ground spray equipment used for control of balsam woolly adelgid, Mt. Mitchell State Park, NC, ca 1961. |
| 1344080 | hemlock woolly adelgid | Adelges tsugae | ATV spray unit used for treating hemlocks with soap |
| 1344028 | hemlock woolly adelgid | Adelges tsugae | Spray Unit used for hemlock trees, up to around 80 ft. tall. |
| 1344020 | hemlock woolly adelgid | Adelges tsugae | Slip-on spray unit used to treat hemlocks up to around 50 ft. |
