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Table 1 from:


Weinzierl, R. 2007. Alternatives to pyrethroids for managing corn earworm in sweet corn, seed corn, tomatoes and peppers. Online. Plant Health Progress doi:10.1094/PHP-2007-0719-05-RV.


Table 1. Alternative (nonpyrethroid) insecticides labeled for use on sweet, seed corn, tomatoes, and peppers, and their effectiveness against Helicoverpa zea.

Insecticides - Preharvest interval (PHI)
- Effectiveness against H. zea
- Comments
Common
name
Trade name Sweet Corn Seed Corn Tomatoes Peppers
acephate Orthene Not labeled Not labeled Not labeled - 7 days
- Fair
- Used primarily againstOstrinia nubilalis
Bacillus
thuringiensis
Several (sprayable products) - 0 days
- Very poor
- Ineffective because H. zea larvae do feed on treated tissues
- 0 days
- Very poor
- Ineffective because larvae do not feed on treated tissues
- 0 days
- Fair to good if applied often because larvae feed on treated tissues
- Unlike pyrethroids, not effective against stink bugs
- 0 days
- Poor to fair
- Effectiveness is low because larvae feed little on exposed (treated) tissues
Bt Cry1A(b) (in GMOs) Several (transgenic hybrids) - Seed-borne trait
- Very good to excellent
- Not used for processing due to lack of acceptance in international markets. Not effective against non-lepidopteran pests
Not available Not available Not available
carbaryl Sevin - 2 days
- Fair
- General Use. Requires 2-day application interval if pest pressure is high; also kills rootworm beetles, Japanese beetles
- 48 days
- Fair
- General Use. Requires more frequent application than pyrethroids; also kills rootworm beetles, Japanese beetles
- 3 days
- Fair
- 3 days
- Fair
- Not effective against other key pests (Ostrinia nubilalis, aphids).
dimethoate Dimethoate Not labeled - 42 days
- Not for application during pollen shed
- 7 days
- Effectiveness not rated
- 0 days
- Effectiveness not rated
endosulfan Endosulfan, Phaser - 1 day, fresh market only
- Poor to fair
Not labeled - 2 days
- Fair
- Effective against stink bugs and provides some suppression of H. zea
- 1 to 4 days
- Poor to fair
indoxacarb Avaunt - 3 days
- Poor (H. zea not on label)
Not labeled - 3 days
- Poor to fair
- Unlike pyrethroids, not effective against stink bugs
- 3 days
- Poor to fair
methomyl Lannate - 0 days
- Fair
- Requires application at 1- to 2-day intervals if pest pressure is high
- 21 days
- Fair
- Requires more frequent application than for pyrethroids
- 1 day
- Fair
- 3 days
- Fair
methyl
parathion
Penncap-M - 3 days
- Poor
- Some adult control when used against Ostrinia nubilalis, rootworm beetles, other pests
- 12 days
- Poor
- Some adult control when used against Ostrinia nubilalis, rootworm beetles, other pests
Not labeled Not labeled
methoxy-
fenozide
Intrepid - 3 days
- Poor (H. zea not on label)
- 21 days
- Poor (H. zea not on label)
- 1 day
- Fair at high rate
- Unlike pyrethroids, not effective against stink bugs
- 1 day
- Fair at high rate
spinosad Entrust, SpinTor, Tracer - 1 day
- Fair to good
- General-Use. Effectiveness depends on more frequent application than for pyrethroids. Ineffective against key non-lepidopteran pests. Relatively expensive. Entrust is OMRI-listed
- 1 day
- Fair to good
- General Use. Effectiveness depends on more frequent application than for pyrethroids. Ineffective against key non-lepidopteran pests. Relatively expensive. Entrust is OMRI-listed
- 1 day
- Good
- General Use. Effectiveness depends on more frequent application than for pyrethroids. Unlike pyrethroids, not effective against stink bugs. Relatively expensive. Entrust is OMRI-listed
- 1 day
- Fair to good
- General-Use. Effectiveness depends on more frequent application than for pyrethroids. Relatively expensive. Entrust is OMRI-listed
thiodicarb Larvin - 0 days
- Good to excellent
Not labeled Not labeled Not labeled


2007 Plant Management Network.