Treatmentb | Rate | Control (%) |
|
| |
| 4 WAT | 8 WAT | Density | Dry weight | |
(g a.i. ha−1) | (plants m−2) | (g m−2) | |||
Weed-free control |
| 100 | 100 | 0 a | 0 a |
Weedy control |
| 0 d | 0 d | 5.0 c | 7.5 c |
Halosulfuron | 25 | 86 ab | 78 ab | 1.3 abc | 0.5 ab |
Halosulfuron | 37.5 | 93 a | 87 a | 0.5 ab | 0.1 ab |
Halosulfuron | 50 | 97 a | 92 a | 0.6 ab | 0.1 ab |
Bentazon | 1080 | 73 ab | 72 ab | 1.0 ab | 0.2 ab |
Acifluorfen | 600 | 14 cd | 15 cd | 2.8 bc | 5.5 c |
Fomesafenc | 240 | 52 abc | 48 abc | 1.7 bc | 2.0 bc |
Bentazon/acifluorfend | 840 | 42 bc | 38 bc | 2.4 bc | 2.7 bc |
Bentazon + fomesafen | 840 + 140 | 68 ab | 62 abc | 0.8 ab | 1.0 ab |
Halosulfuron + bentazon | 1080 + 37.5 | 90 a | 86 ab | 1.9 bc | 0.7 ab |
Halosulfuron + acifluorfen | 600 + 37.5 | 51 abc | 49 abc | 1.5 bc | 1.1 bc |
Halosulfuron + fomesafen | 240 + 37.5 | 68 ab | 63 abc | 0.9 ab | 0.7 ab |
Halosulfuron+ entazon/acifluorfen | 840 + 37.5 | 75 ab | 69 ab | 0.7 ab | 0.2 ab |
Halosulfuron + bentazon + omesafen | 840 + 140 + 37.5 | 90 a | 86 ab | 0.7 ab | 0.1 ab |