Use or
LD50
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Action1
Name
Used to Control
(Mg/Kg)
Rating
Toxicity
Bromacil
Noncropland grass and
broadleaf weeds
SS
5,200
Low
Moderate
Cacodylic
General control of established
830 --
Acid
weeds
C
1,350
Moderate
Low
Dalapon
Annual grasses; cattail and rushes,
3,860 --
pine and cedar
GR; S
9,330
Low
Low
Dicamba
Noncropland grasses and
broadleaf weeds; trees; some
1,040 --
brush species
GR
2,900
Moderate
400 --
Diquat
Aquatic weeds
C; Aq
500
High
500
3,400 --
Moderate
Diuron
General vegetation
SS; P
7,500
to low
Low
DSMA
Noncropland Johnson grass
1,800--
cocklebur; many annual grasses
C
2,800
Moderate
None
Monuron
General vegetation; oak
SS
3,600
Moderate
Low
Picloram
Noncropland annual, perennial
broadleaf weeds; trees; woody
plants
GR; SS
8,200
Low
4,000
Silvex
Annual and perennial broadleaf
weeds, woody plants;
375 --
some aquatics
GR
1,200
Moderate
Low
Simazine
General nonselective weed
control
P; S
5,000
Moderate
None
2,4-D
Annual and deep-rooted
300
High to
weeds; trees
GR
1,000
Moderate
Low
2,4,5-T
Annual and deep-rooted
300 --
weeds; brush
GR
500
High
Low
1
Legend: C = contact; S = soil; GR = growth regulator; P = preemergence; S = soil
SS = soil sterilant
Table 1-2. Standard military herbicides and their characteristics.
MD0173
1-15