Herbicide treatment

Rate

CHEAL control

CHEAL density

CHEAL dry biomass

4 WAE

8 WAE

(g ai ha1)

(%)

(%)

(plants m2)

(g m2)

Weed-free control

100

100

0 a

0 a

Weedy control

0 d

0 d

25.3 e

88.3 b

Trifluralin

600

97 ab

98 ab

0.7 abc

9.5 ab

Ethalfluralin

810

99 a

99 a

0.1 ab

0.1 a

Pendimethalin

1080

97 ab

99 a

1.1 bc

12.7 ab

S-metolachlor

1050

81 c

83 c

6.2 d

25.6 b

Dimethenamid-P

544

88 bc

88 bc

3.6 cd

3.8 ab

EPTC

3400

98 a

97 ab

0.8 abc

0.2 a

Halosulfuron

35

97 ab

97 ab

1.8 bcd

15.7 ab

Trifluralin + halosulfuron

600 + 35

99 a

100 a

0.4 abc

3.0 ab

Ethalfluralin + halosulfuron

810 + 35

100 a

100 a

0.1 ab

0.0 a

Pendimethalin + halosulfuron

1080 + 35

100 a

100 a

0.2 ab

0.0 a

S-metolachlor + halosulfuron

1050 + 35

99 a

99 a

0.1 ab

0.1 a

Dimethenamid-P + halosulfuron

544 + 35

100 a

100 a

0.2 ab

0.0 a

EPTC + halosulfuron

3400 + 35

100 a

100 a

0.0 a

0.0 a