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How to Manage Pests
UC Pest Management Guidelines
Carrot
Relative Toxicities of Pesticides Used in Carrots to Natural Enemies and Honey Bees
(Reviewed 10/05,
updated 10/05)
In this Guideline:
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| Common name (trade name) |
Chemical
class1 |
Mode of action2 |
Selectivity3 (affected groups) |
Predatory mites4 |
General predators5 |
Parasites5 |
Honey bees6 |
Duration of impact to natural enemies7 |
| carbaryl (Sevin) 4F, 80S |
C |
1A |
broad (insects, mites) |
L/H |
H |
H |
I |
long |
| carbaryl (Sevin) XLR Plus |
C |
1A |
broad (insects, mites) |
L |
H |
L |
III |
long |
| cyfluthrin (Baythroid) |
P |
3 |
broad (insects, mites) |
H |
H |
H |
I |
moderate |
| diazinon–foliar |
OP |
1B |
broad (insects, mites) |
L |
H |
H |
I |
moderate to long |
| endosulfan (Thionex, Thiodan) |
OC |
2A |
broad (insects, mites) |
L |
M |
M |
II* |
short |
| esfenvalerate (Asana) |
P |
3 |
broad (insects, mites) |
H |
M |
H |
I* |
moderate |
| imidacloprid (Admire) |
N |
4A |
narrow (sucking insects, beet armyworm, cutworms) |
— |
L |
L |
II |
— |
| imidacloprid (Provado) |
N |
4A |
narrow (sucking insects) |
— |
— |
H |
II |
short to moderate |
| insecticidal soap (M-Pede) |
CON |
— |
broad (exposed insects, mites) |
M |
M |
M |
IV |
short to none |
| malathion |
OP |
1B |
broad (insects, mites) |
M |
H |
H |
II |
moderate |
| methomyl (Lannate) |
C |
1A |
broad (insects, mites) |
H |
H |
H |
III |
moderate |
| spinosad (Entrust, Success) |
M |
5 |
narrow (caterpillars, thrips, whiteflies, aphids, scales, leafminers) |
L |
M8 |
L/M |
III |
short to moderate |
H = high M = moderate L = low — = no information
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UC IPM Pest Management Guidelines: Carrot
UC ANR Publication 3438
Relative Toxicities
of Pesticides Used in Carrots to Natural Enemies and
Honey Bees
Acknowledgments: This table was compiled based on research
data and experience of University of California scientists working
on a variety of crops.
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