Helicoverpa armigera

Contributor: CABI
Date Compiled: 2024
Creative Commons "Attribution-Share Alike"
Image copyright: "Léna Durocher-Granger, CABI"

Prevention

Solution Product Category Production stage (if possible with reference to BBCH scale)
Optimize the habitat diversity and composition surrouding the focal maize field, or plant functional plants within or adjacent the maize field
Ecological mediation
Pre-season
Reduce chemical fertilizer (N/P/K) inputs to conserve natural enemies and suppress the polyphagous pests
Agricultural management
During the season

Monitoring

Solution
Threshold: widespread presence of initial attacks.

Control

Solution Product Category Production stage (if possible with reference to BBCH scale)
Hippodamia variegata
Generalist predator
During the whole season
Trichogramma chilonis
Egg parasitoid
2-3 days before the female adult oviposition
The information made available here has been obtained from or is based upon sources believed by CABI to be reliable but is not guaranteed as to accuracy or completeness. Anyone acting or relying on such information does so entirely at their own risk. The efficacy of the IPM methods included above will depend on local conditions and might not always be suitable everywhere within the specified country.