| Treatment | Rate | Control (%) | Density 8 WAA | Biomass 8 WAA | |||||
| (g ai haâ1) | 4 WAA | 8 WAA | (plants mâ2) | (gă»mâ2) | |||||
| Untreated Control |
| 0 | d | 0 | f | 87.3 | f | 42.4 | g |
| Weed-free Control |
| 100 | a | 100 | a | 0.0 | a | 0.0 | a |
| S-metolachlor | 1050 | 99 | a | 99 | ab | 1.8 | abc | 0.7 | ab |
| Sulfentrazone | 140 | 68 | b | 45 | de | 20.1 | def | 7.8 | def |
| Sulfentrazone | 210 | 84 | b | 80 | bcd | 8.3 | bcde | 4.4 | bcde |
| Halosulfuron | 17.5 | 31 | c | 11 | ef | 48.7 | ef | 20.3 | fg |
| Sulfentrazone + s-metolachlor | 140 + 1050 | 99 | a | 98 | ab | 1.6 | abc | 0.6 | ab |
| Sulfentrazone + s-metolachlor | 210 + 1050 | 99 | a | 99 | ab | 0.8 | ab | 0.4 | a |
| Halosulfuron + s-metolachlor | 17.5 + 1050 | 98 | a | 96 | ab | 3.5 | abcd | 1.5 | abcd |
| Sulfentrazone + halosulfuron | 140 + 17.5 | 67 | b | 42 | de | 26.3 | def | 10.8 | efg |
| Sulfentrazone + halosulfuron | 210 + 17.5 | 85 | b | 63 | cd | 11.9 | cde | 5.7 | cdef |
| Sulfentrazone + s-metolachlor + halosulfuron | 140 + 1050 + 17.5 | 98 | a | 95 | abc | 1.1 | abc | 0.8 | ab |
| Sulfentrazone + s-metolachlor + halosulfuron | 210 + 1050 + 17.5 | 99 | a | 98 | ab | 1.3 | abc | 0.8 | abc |
| SE (±) |
| 0.07 | 0.12 | 0.56 | 0.49 | ||||