| Treatment | Rate | Control (%) | Density 8 WAA | Biomass 8 WAA | |||||
| (g ai haâ1) | 4 WAA | 8 WAA | (plants mâ2) | (gă»mâ2) | |||||
| Untreated Control |
| 0 | e | 0 | c | 31.0 | c | 93.6 | b |
| Weed-free Control |
| 100 | a | 100 | a | 0.0 | a | 0.0 | a |
| S-metolachlor | 1050 | 20 | d | 2 | bc | 15.9 | bc | 51.8 | b |
| Sulfentrazone | 140 | 50 | cd | 5 | bc | 10.3 | bc | 37.1 | b |
| Sulfentrazone | 210 | 48 | cd | 12 | bc | 10.3 | bc | 32.1 | b |
| Halosulfuron | 17.5 | 100 | ab | 100 | a | 0.0 | a | 0.0 | a |
| Sulfentrazone + s-metolachlor | 140 + 1050 | 54 | c | 1 | bc | 10.5 | bc | 51.7 | b |
| Sulfentrazone + s-metolachlor | 210 + 1050 | 87 | b | 20 | b | 5.3 | b | 14.8 | b |
| Halosulfuron + s-metolachlor | 17.5 + 1050 | 100 | a | 100 | a | 0.0 | a | 0.0 | a |
| Sulfentrazone + halosulfuron | 140 + 17.5 | 100 | a | 100 | a | 0.0 | a | 0.0 | a |
| Sulfentrazone + halosulfuron | 210 + 17.5 | 100 | a | 100 | a | 0.1 | a | 0.0 | a |
| Sulfentrazone + s-metolachlor + halosulfuron | 140 + 1050 + 17.5 | 100 | a | 100 | a | 0.0 | a | 0.0 | a |
| Sulfentrazone + s-metolachlor + halosulfuron | 210 + 1050 + 17.5 | 100 | a | 100 | a | 0.0 | a | 0.0 | a |
| SE (±) |
| 0.07 | 0.09 | 0.28 | 0.45 | ||||