|
| GR marestail control | GR marestail | GR marestail | Soybean | |
Herbicide treatmenta | Rate | 4 WAT | 8 WAT | density | dry biomass | yield |
| (g ai/ae ha−1) | (%) | (%) | (plants m−1) | (g·m−1) | (T·ha−1) |
Weed-free control |
| 100 | 100 | 0 a | 0 a | 2.54 a |
Untreated control |
| 0 c | 0 c | 488 d | 165.1 d | 1.18 b |
Glyphosate/dicamba | 1800 | 79 b | 89 ab | 7 bc | 2.3 bc | 2.51 a |
Glyphosate/dicamba + metribuzin | 1800 + 400 | 83 b | 86 b | 21 c | 4.7 c | 2.65 a |
Glyphosate/dicamba + saflufenacilb | 1800 + 25 | 99 a | 97 a | 1 ab | 0.2 ab | 2.45 a |
S-metolachlor/dicamba | 1680 | 77 b | 83 b | 24 c | 7.3 bc | 2.51 a |
S-metolachlor/dicamba + metribuzin | 1680 + 400 | 83 b | 87 b | 8 bc | 3.9 bc | 2.71 a |
S-metolachlor/dicamba + saflufenacilb | 1680 + 25 | 99 a | 97 a | 1 ab | 0.2 ab | 2.69 a |