Quincy, FL 1994


Percent Control


*Crop oil concentrate at 1 qt/A.

'All treatments of Atrazine applied postemergence.

2Silage consisted of 35% dry matter.


 Treatment

Atrazine'

Atrazine

Atrazine'

Atrazine*

Ramrod + 2,4-D

Ramrod + 2,4-D

Prowl + 2,4-D

Prowl + 2,4-D

Ramrod + Atrazine*

Ramrod + Atrazine*

Prowl + Atrazine*

Prowl + Atrazine"

Dual

Hand weed check

Non-treated

 LSD (0.05)


 Rate
 lb/A

 1.5
 2.0

 1.0

 1.5

1.5 + 0.5

2.25 + 0.5

0.5 + 0.5

0.75 + 0.5

1.5 + 1.0
2.25 + 1.0

0.5 + 1.0

0.75 + 1.0

 1.0


Grass

59

30

47

42

70

43

67

85

69

43

79
46

27
100

 0

 32


Broadleaf

 88

 85

 87

 82

 80

 73

 83

 89

 78
 69

 86

 78

 34

 100

 0

 21


silage yield2
 T/A

 36

 24

 49

 40

 49

 36

 46

 51

 43

 45

 54

 37

 15

 53

 33

 17