| Impact ID | 7954 |
| Impact Type | Disease/Parasite/Toxicity |
| Study Type | Experimental |
| Study Location | Field |
| Impact Description | Root exudates from Echinochloa crus-galli (barnyard grass) were found to contain 15 phytotoxic compounds that are thought to be allelochemicals against the growth of other plant species. |
| Reference | 24940 |
| Cost | |
| Location | Miyazaki fields, Japan |