Insecticides
390
• 
Safety - page 25 • First aid - page 33 • Resistance management - page 41
Crops, Insects Controlled and Rates
Field Crops
Insects controlled
Rate per
acre
Pre-harvest
interval
(
days)
Maximum
allowable
applications
per season
Specific comments
Alfalfa (seed
and forage
production)
Aphids, leafhoppers, reduction
of alfalfa weevil larvae, lygus
bugs, plant bugs
172
mL
2
2
Use a water volume of
at least 81 L/acre with
ground equipment for blotch
leafminers. Do not apply
during bloom.
Blotch leafminers
222
mL
2
1
Grasshoppers-nymphs
222
mL
2
1
Grasshoppers-adults
344 - 364
mL 7
2
Alfalfa (seed
production only)
Lygus plant bug, plant bug
445
mL
28
1
Canola
Aphids, leafhoppers,
grasshoppers
344 - 364
mL 21
3
The higher rate should be
used when the proportion
of mature and late nymphal
stages in the population are
high and spray penetration
is inhibited by
dense crop
canopy.
Cereals: barley,
oats, wheat
Aphids
172
mL
2
2
Thrips
404
mL
Forage: 7
Grain: 21
2
Cereals: barley,
oats, rye, wheat
Grasshoppers - adults
344 - 405
mL
2
Grasshoppers - nymphs
222
mL
2
Cereals: wheat
only
Orange blossom wheat midge
Russian wheat aphid*
405
mL
Forage: 7
Grain: 21
2
For wheat midge control,
applications should be made
during the late afternoon or
evening when air temperature
exceeds 15
°
C and wind
speed is less than 10 km/h.
Flax
Potato aphid
177
mL
21
1
Apply from late flowering to
early green bole stage
Peas (canning/
field)
Aphids
111 - 172
mL 3
2
Do not graze or feed for
forage for 21 days after last
application.
Safflower
Grasshoppers (nymphs and
adults)
222 - 404
mL 21
2
Apply when grasshoppers
are young or signs of insect
damage are evident.
Clover (sweet,
red, alsike)
Sweet clover weevil
344 - 445
mL 28
2
Pastures, waste
areas
Grasshoppers-nymphs
222
mL
2
1
Grasshoppers-adults
344 - 404
mL 7
2
Potato
Aphids, leafhoppers
222 - 444
mL 7
3
Soybean
Aphids, bean beetles,
leafhoppers, tarnished plant
bugs, lygus bugs
283 - 404
mL 30
3
Apply by ground or aerial
equipment. Use sufficient
water for good coverage.
Repeat applications as
necessary. Do not feed or
graze treated foliage to
livestock.
Spider mites (Two-spotted)
404
mL
30
2
Apply by ground or aerial
equipment. Use sufficient
water for good coverage.
Repeat applications as
necessary. Do not feed or
graze treated foliage to
livestock.
*
Control: Cygon 480 EC, Lagon 480 E. Suppression: Cygon 480 – Ag.
Cygon 480 – Ag/Cygon 480 EC/Lagon 480 E (cont’d)