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| Image | Descriptor | Description |
|---|---|---|
| 1594105 | Adult(s) | |
| 1594085 | Adult(s) | |
| 1594084 | Adult(s) | |
| 1594083 | Adult(s) | |
| 1594082 | Adult(s) | |
| 1594081 | Adult(s) | |
| 1594080 | Adult(s) | |
| 1594079 | Adult(s) | |
| 1594078 | Adult(s) | |
| 1594077 | Adult(s) | |
| 1594076 | Adult(s) | |
| 1594074 | Adult(s) | |
| 1594073 | Adult(s) | |
| 1594072 | Adult(s) | |
| 1594070 | Adult(s) | |
| 1594071 | Adult(s) | |
| 1594069 | Adult(s) | |
| 1594068 | Adult(s) | |
| 1594067 | Adult(s) | |
| 1929048 | Adult(s) | |
| 1929049 | Larva(e) | in stem |
| 0024023 | Larva(e) | feeding in stem |
| 0024024 | Larva(e) | larvae feeding in stem |
| 5436199 | Biological Control | Canada thistle infestation is minor beyond shaded zone where crown root weevils were abundant. Some Urophora cardui present in shade, but few crown root weevils. |
| 0025041 | Adult(s) | |
| 5436192 | Adult(s) | adult weevil |
| 5436193 | Adult(s) | adult weevil |
| 5436194 | Adult(s) | adult weevil |
| 5436195 | Adult(s) | adult weevil |
| 5436196 | Larva(e) | larvae in stem |
| 5436197 | Larva(e) | larvae in root crown |
| 5436198 | Larva(e) | larvae in root crown |
| 0024022 | Adult(s) | |
| 0025023 | Larva(e) | in stem |
| 5358616 | Larva(e) | Larvae and damage caused by the Canada thistle stem-mining weevil, Ceutorhynchus litura, a biological control agent. |
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