Source Type
Book
Full Citation
DiTomaso, J.M., Kyser, G.B., et al. 2013. Weed Control in Natural Areas in the Western United States. Weed Research and Information Center, University of California. 544 pp.
Carduus pycnocephalus (Italian Thistle) Weed Management Report
Scorecards
These are the scorecards that are using this particular reference.
| Scorecard | Type | Subtype | Impact | Ability to Respond | Confidence | Extent |
|---|---|---|---|---|---|---|
| Carduus pycnocephalus Scorecard Italian thistle |
plant | herbaceous | 9 / 35 | 10 / 25 | High | widespread |