| Herbicide Treatment | Rate | Winter Wheat Yield | Relative Red Clover Biomass | |
| 2009/2010 | 2011 | |||
| (g ae/ai ha−1) | (T ha−1) | (%) | ||
| Untreated check | 7.9a | 6.2a | 100b | |
| 2,4-D Ester | 550 | 5.2c | 5.5b | 66a |
| MCPA Ester | 850 | 7.6ab | 6.1ab | 51a |
| Dichlorprop/2,4-D | 1017 | 5.2c | 5.6b | 63a |
| Dicamba/MCPA/mecoprop | 600 | 7.5ab | 6.5a | 57a |
| Clopyralid | 200 | 7.7ab | 6.5a | 61a |
| Bromoxynil/MCPA | 560 | 8.0a | 6.3a | 69a |
| Thifensulfuron/tribenuron + MCPA Estera | 15 + 550 | 7.6ab | 6.2a | 63a |
| Fluroxypyr + MCPA Ester | 108 + 562.5 | 7.9a | 6.4a | 63a |
| Pyrasulfotole/bromoxynila | 213 | 7.9a | 6.3a | 66a |
| Saflufenacila | 100 | 7.1b | 6.0ab | 57a |
| SE | 0.1 | 0.1 | 17.5 | |