Main effects

Visible Weed Control (%)

Densityf

(no∙m2)

Biomassf

(g∙m2)

2 WAAa

4 WAA

8 WAA

Roundup WeatherMAX® (g∙ae∙ha1)

0

49

47

50

34.9a

29.7

900

94

95

90

17.2a

1.7

SEb

2

2

2

1.9

1.7

Roundup WeatherMAX® P-value

<0.0001

<0.0001

0.0009

0.0724

0.0033

Tolpyralate + atrazine treatmentsc

No tank mix partner

37

37

33

28.9a

16.2

Tolpyralate + Atrazine

66

70

71

34.9a

20.8

Tolpyralate + Atrazine + MSOd

93

93

89

22.9a

3.9

Tolpyralate + Atrazine + UANe

70

69

73

25.3a

20.7

Tolpyralate + Atrazine + MSO + UAN

95

94

89

20.9a

3.1

SEb

2

2

2

1.9

1.7

Tolpyralate + atrazine P-value

<0.0001

<0.0001

<0.0001

0.3873

0.0002

Interaction

Roundup WeatherMAX®*tolpyralate + atrazine P-value

<0.0001

<0.0001

<0.0001

0.3385

0.0002