| 1476095 |
birch leafminer |
Fenusa pusilla |
leaf mines |
| 5369913 |
fall webworm |
Hyphantria cunea |
Extensive infestation with webbing covering trunk |
| 5406056 |
walnut twig beetle |
Pityophthorus juglandis |
Branch with dieback associated with infestation of walnut twig beetle in Arizona walnut. Associated with Thousand cankers disease. |
| 5406062 |
walnut twig beetle |
Pityophthorus juglandis |
Entry wounds made in trunk. A small amount of weeping can sometimes be observed when beetles enter trunks. |
| 5406073 |
walnut twig beetle |
Pityophthorus juglandis |
Exit wounds made by adults. |
| 5406084 |
walnut twig beetle |
Pityophthorus juglandis |
Exit wounds made by adults and larval tunneling in a branch. |
| 5406055 |
walnut twig beetle |
Pityophthorus juglandis |
Twig dieback associated with infestation of walnut twig beetle in Arizona walnut. Associated with Thousand cankers disease. |
| 5382032 |
walnut twig beetle |
Pityophthorus juglandis |
Boring dust at entrance of gallery.
|