Appl.

Trt No

Herbicide

Conc.

Form.

Rate

Unit *

Canarygrass ratings: 5-12-99

Canarygrass heads/175 sqft

Yield lbs/A

A

1

MKH6561

70

WG

30

GH

9.0

1.8

7469

A

1

Activator 90

0.25

%

A

2

MKH6561

70

WG

45

GH

9.5

0.5

7505

A

2

Activator 90

0.25

%

A

5

Puma

1.27

EC

0.052

lb ai/A

10.0

0.0

6321

A

6

Puma

1.27

EC

0.078

lb ai/A

10.0

0.0

7457

A

7

Puma

1.27

EC

0.1

lb ai/A

9.5

0.5

7566

A

8

Hoelon

3.0

EC

1.0

lb ai/A

9.5

0.5

7307

B

3

MKH6561

70

WG

30

GH

9.8

0.3

7149

B

3

Activator 90

0.25

%

B

4

MKH6561

70

WG

45

GH

9.8

0.3

6678

B

4

Activator 90

0.25

%

B

9

Puma

1.27

EC

0.052

lb ai/A

9.3

1.5

7207

B

10

Puma

1.27

EC

0.078

lb ai/A

9.8

0.3

7349

B

11

Puma

1.27

EC

0.1

lb ai/A

9.8

0.3

7090

12

Untreated control

0.0

0.0

1706.3

6039

Grand Mean

8.8

142.7

7095

C.V. (%)

5.54

248.9

6.29

LSD @0.05

0.702

510.9

641.7

Application A

date applied:

1/27/99

wheat stage

3 lf, 1-2 tillers

canarygrass stage

1-4 lf, some 6-8 lf

annual bluegrass

1-4 lf, some 6-8 lf

Application B

date applied:

2/23/99

wheat stage

4-8 tillers, 9-12 inches tall

canarygrass stage

2-5 tillers, 6-12 inches tall

annual bluegrass

4-6 inches tall, heading out

* Units

GH=

grama per hectare of active ingredient

%=

percentage on a v/v basis

Wheat Variety:

Express