9_2_rec_veg_tomatoes

Existing and validated forecasting models for pests and diseases should be used and the use of adequate monitoring devices by groups of growers recommended.

Aphids: Monitoring and thresholds should be applied.

Agriotes spp. should be monitored (e.g. bait traps).

Lepidopterans: Monitoring for eggs and first larval stages is recommended.

Spider mites: Treatments should only be carried out against early infestations.

Downy mildew: Forecasting models where existing and effective.