| Weed Control | |||||||||
| Treatment | Rate | 4 WAE | 8 WAE | Density | Dry Weight | ||||
| g a.i. ha−1 | % | plant # | grams | ||||||
| Weedy Control | 0 | c | 0 | d | 7.4 | d | 23.8 | b | |
| Weed Free | 100 | a | 100 | a | 0.0 | a | 0.0 | a | |
| S-metolachlor | 1050 | 55 | b | 46 | c | 3.5 | cd | 23.5 | b |
| Imazethapyr | 45 | 96 | a | 99 | a | 1.3 | bc | 1.2 | a |
| Linuron | 1125 | 96 | a | 82 | b | 0.8 | ab | 1.2 | a |
| Linuron | 2250 | 99 | a | 95 | ab | 0.2 | ab | 0.4 | a |
| S-metolachlor + Imazethapyr | 1050 + 45 | 98 | a | 100 | a | 0.3 | ab | 0.7 | a |
| S-metolachlor + Linuron | 1050 + 1125 | 98 | a | 92 | ab | 0.8 | ab | 1.5 | a |
| S-metolachlor + Linuron | 1050 + 2250 | 99 | a | 97 | ab | 0.0 | a | 0.0 | a |
| S-metolachlor + Imazethapyr + Linuron | 1050 + 45 + 1125 | 100 | a | 99 | a | 0.0 | a | 0.0 | a |
| S-metolachlor + Imazethapyr + Linuron | 1050 + 45 + 2250 | 100 | a | 100 | a | 0.0 | a | 0.0 | a |