| Impact ID | 7962 |
| Impact Type | Commerce |
| Study Type | Experimental |
| Study Location | Laboratory |
| Impact Description | Estimated corn yield losses of 38% were reported for cornfields with an average Echinochloa crus-galli (barnyard grass) density of 9 plants/m2. |
| Reference | 24891 |
| Cost | |
| Location | |