70
• 
Safety - page 25 • First aid - page 33 • Resistance management - page 41
Herbicides
Environmental Precautions
Avoid spraying in situations where drift may occur. Leave a buffer zone of at least 11 m between the outside
boundary of the sprayed area and sensitive areas such as shelterbelts, hedgerows, wetlands, woodlots, vegetated ditch
banks, ponds, streams and sloughs.
Toxicity
Acute oral LD
50
(
rats) > 5,000 mg/kg.
Storage
Store in a cool, dry place.
Arsenal
Group 2
Formulation
Product
Company
Active ingredient Formulation
Container size
Acres treated by
9.5
L jug
Arsenal (PCP# 23713)
BASF Canada Imazapyr
Aqueous solution 9.5 L
7.9
Note:
This product is to be applied by licensed applicators only.
Crops
Non-crop/non-graze areas such as industrial sites or rail road ballast. Spot treatments for hydro, pipeline and
rail rights-of-way; pipeline stations including well sites; battery stations and compressor or valve stations. Site
preparation prior to planting white spruce seedlings in the Boreal Forest Region.
Weeds and Staging
Apply post-emergence to actively growing weeds.
Annual grasses
annual bluegrass
foxtail spp.
old witchgrass
Annual broadleaves
annual sow-thistle
black medic
common groundsel (common)
fleabane spp.
hemp-nettle
kochia*
lamb’s-quarters
mustard spp.
pigweed spp.
pineappleweed
rough cinquefoil
Russian thistle
sow-thistle (annual)
stinkweed
wild buckwheat
Biennials
bull thistle
burdock
goat’s-beard
mullein spp.
Perennials
bladder campion
bromegrass
Canada bluegrass
Canada thistle
clover spp.
dandelion
dog-strangling vine
fescue spp.
field bindweed
milkweed
mouse-ear chickweed
ox-eye daisy
plantain spp.
poison ivy
quackgrass
sheep sorrel
sulfur cinquefoil
toadflax
tufted vetch
wild grape
wild strawberry
yellow nutsedge
Woody species (seedlings)
maple
poplar
raspberry
wild rose
Prior to planting spruce seedlings
aspen
bluejoint reedgrass
*
Note
:
Prairie-wide surveys of kochia fields have found approximately 90% of kochia populations that are Group 2 herbicide resistant. Without testing to
confirm, assume the kochia in your field is resistant and will not be controlled by this product alone.
Rate
1.21
L/acre. For small areas apply 30 mL per 100 m
2
.
Ares (cont’d)