Insecticides
391
• 
Safety - page 25 • First aid - page 33 • Resistance management - page 41
Registered Tank Mixes
None registered.
Application Information
How to Apply
:
Ground and aerial application.
Water Volume
:
Ground: 80 L/acre. Aerial: 12 L/acre minimum.
Application Tips
Use higher rates for adult insects, heavy infestation or dense canopy. Do not apply foliar spray during the heat of the
day or when temperatures are exceedingly high.
How it Works
Dimethoate is a broad-spectrum systemic and contact organophosphate insecticide and acaricide.
Restrictions
Rainfall
:
No rainfastness information is listed on the product label.
Re-cropping
:
No information is specified on the label.
Pre-harvest Interval
:
See above table.
Environmental Precautions
Dimethoate formulations are highly toxic to aquatic organisms. Avoid contamination of aquatic systems during
application. Do not contaminate these systems through direct application, disposal of waste or cleaning equipment.
Toxicity
High acute mammalian toxicity. Acute oral LD
50
(
rats) = 500 - 680 mg/kg. Technical = 180 - 336 mg/kg. Highly toxic
to birds, bees and other animals. Do not use when bees are foraging.
Storage
Store between 4°C and 30°C, away from feed and food. Do not expose to direct sunlight.
Decis
Group 3
Formulation
Product
Company
Active ingredient
Formulation
Container size
Decis 5 EC (PCP# 17734)
Bayer CropScience Deltamethrin: 50 g/L
Emulsifiable concentrate 2.4 and 9.6 L
Crops, Insects Controlled and Rates
Crops
Insects controlled
Rate per acre Specific comments
Decis 5 EC
Alfalfa (seed
production only)
Alfalfa weevil, lygus bugs 80 - 100 mL
Use the higher rate when the alfalfa weevil is present. Apply in
40 120
L/acre water. Do not make more than 1 application per
year.
Corn (field)
European corn borer
100 - 120
mL Apply when egg masses begin to hatch, but no later than when
the first pinhole feeding is seen on the leaves. Apply in minimum
of 97 L/acre of water. Do not apply more than 3 times per year.
Cygon 480 – Ag/Cygon 480 EC/Lagon 480 E (cont’d)