Treatment† | Rate (g ae or ai ha−1) | Density (plants m−2) and site | Biomass (g·m−2) and site | ||||
S4 | S1, S3 | S2, S5 | S4 | S1, S3 | S2, S5 | ||
Weed-free control | - | 0 | 0 | 0 | 0 | 0 | 0 |
Nontreated control | - | 962 a | 263 a | 60 a | 259.4 a | 70.2 a | 72.2 a |
Glyphosate + S-metolachlor/atrazine | 900 + 1600/1280 | 177 abc | 86 ab | 0 b | 60.0 b | 15.7 b | 0 b |
Glyphosate + dicamba/atrazine | 900 + 504/996 | 246 ab | 45 bc | 0 b | 28.0 b | 5.3 bc | 0 b |
Glyphosate + tolpyralate + atrazine | 900 + 40 + 1120 | 79 abcd | 1 e | 0 b | 0.9 c | 0.1 d | 0 b |
Glyphosate + isoxaflutole + atrazine | 900 + 105 + 1063 | 38 bcde | 7 cde | 0 b | 5.7 bc | 0.5 d | 0 b |