Main effects

Visible Weed Control (%)

Density^f

(no∙m⁻²)

Biomass^f

(g∙m⁻²)

2 WAA^a

4 WAA

8 WAA

Roundup WeatherMAX® (g∙ae∙ha⁻¹)

0

68

67

65

10.7

12.77

900

96

97

96

2.7

0.55

SE^b

2

2

2

0.8

1.58

Roundup WeatherMAX® P-value

<0.0001

0.0006

0.0010

0.0546

0.0097

Tolpyralate + atrazine treatments^c

No tank mix partner

35

33

33

21.9

33.34

Tolpyralate + Atrazine

86

86

85

6.1

2.95

Tolpyralate + Atrazine + MSO^d

98

98

97

1.3

0.30

Tolpyralate + Atrazine + UAN^e

86

86

85

6.6

4.39

Tolpyralate + Atrazine + MSO + UAN

98

98

97

1.2

0.25

SE^b

2

2

2

0.8

1.58

Tolpyralate + atrazine P-value

<0.0001

<0.0001

<0.0001

<0.0001

<0.0001

Interaction

Roundup WeatherMAX®*tolpyralate + atrazine P-value

<0.0001

<0.0001

<0.0001

0.0189

<0.0001