Insecticides
413
• 
Safety - page 25 • First aid - page 33 • Resistance management - page 41
Restrictions
Grazing
:
Do not graze the treated crops or cut for hay; there are not sufficient data to support such use.
Pre-harvest Intervals (days)
:
Wheat (30), barley (45), canola (30), sunflower (70), potatoes (7), corn (5).
Environmental Precautions
Ripcord is highly toxic to aquatic organisms, including fish. Do not apply within 15 metres of productive fishery
waters. An untreated border of 15 metres for ground applications and 100 metres for aerial applications must always
be left around environmentally sensitive areas such as sloughs, streams, rivers, dugouts and wetlands.
Toxicity
Low-moderate mammalian toxicity. Acute oral LD
50
(
rats) cypermethrin = 3,200 mg/kg, Ripcord = 542 mg/kg. Very
toxic to bees and fish.
Storage
Store in a heated chemical shed.
Sevin XLR
Group 1 A
Formulation
Product
Company
Active ingredient
Formulation
Container size
Sevin XLR (27876)
Tessenderlo Kerley Inc.
Carbaryl: 466gL
Liquid suspension
10
L
Crops, Insects Controlled and Rates
Crop
Insects controlled
Rate per acre
Specific comments
Alfalfa, clover, barley
oats, rye, wheat
Blister beetles, flea beetles,
leafhoppers, three-cornered alfalfa
hopper
1.01 - 1.6
L
Apply when insects or their damage appear.
Repeat in 7 - 14 days if necessary.
Alfalfa caterpillar, armyworm,
webworms
1.01 - 2.1
L
Grasshoppers
0.50 - 1.01
L
Beans
Mexican bean beetle
0.5 - 0.6
L
Apply when insects or damage appear.
Repeat at intervals of 7 - 10 days or as
necessary.
Flea beetle, leafhopper
1.01
L
Lygus bugs, stink bugs
2.1 - 2.6
L
Climbing cutworm
30 - 35
mL/100 m
of row
Spray in 25 - 30 cm band over row.
Corn (field and sweet)
Corn earworm, northern corn
rootworm (adults),
European corn borer,
fall armyworm
1.0 - 1.6
L
For larvae in whorls and for foliage feeders,
treat the entire plant. Repeat as necessary.
For insects attacking silks and ears, apply
at intervals of 2 - 4 days starting when first
silks appear and continuing until silks begin
to dry.
Grasshoppers
0.5 - 1.01
L
Cutworms (climbing)
45
mL/ 100 m of row Spray in 25 - 30 cm band over row.
Canola, including
rapeseed
Flea beetle
0.2
L
Applications may be made up to four weeks
following plant emergence.
Ripcord (cont’d)