Table 1. Control of seedling perennial weeds with soil applied herbicies*.
Herbicide
Rate/A
Johnsongrass
Hemp Dogbane
Common Milkweed
Canada Thistle
Common Pokeweed
Horsenettle
--------------------------------------------------% Control----------------------------------------        
Dual 8 E
1.25 pt.
33
69
75
30
16
28
Prowl 3.3 E
1.2 pt.
38
44
56
34
28
26
Command 3 ME
2 pt.
97
98
81
99
86
38
Authority/Spartan 75 DF
4.3 oz.
41
100
64
73
90
65
Lorox 50 DF
11 oz.
27
58
32
88
36
48
Sencor 75 DF
6 oz.
76
100
99
100
88
96
Atrazine 9.0
13 oz.
22
100
85
99
84
96
Python 80 WDG
0.8 oz.
76
81
80
98
95
91
First Rate 84 DG
0.6 oz.
85
92
86
98
95
91
Scepter 70 DG
2.8 oz.
86
81
77
91
86
80
Canopy 75 DF
4 oz.
80
100
87
99
96
89
LSD (0.05)
18
10
10
15
17
13
* Reproduced from VanGessel, M.J. 1999. control of perennial weed speciew with soil-applied herbicides. Weed Technology 13:425-428.